Chaim AbittanMD
Internal Medicine, Gastroenterology
2027 Medicare Advantage
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Medicare Advantage plans for Nassau County, NY.
Use the name or plan ID on your member card, or choose your insurance company.
Directory results See what each insurance company reports
Listed on 29 Medicare Advantage plans for 2027
Carrier directories and Medicare.gov provider data list Chaim on these plans. Review each plan's covered offices before enrolling. One directory didn't answer this time; we'll try it again.
The 57 Medicare Advantage plans we show for Nassau County, NY in 2027
- 29 list Chaim
- 26 not listed
- 2 not checked yet

Wellcare
10 plans list Chaim.
Wellcare Assist Open (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$0a monthWellcare Fidelis Assist (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$0a monthWellcare Fidelis Patriot Simple (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$0a monthWellcare Fidelis Simple (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$0a month

Healthfirst Medicare Plan
7 plans list Chaim.
Healthfirst 65 Plus Plan (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$0a monthHealthfirst Increased Benefits Plan (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$17.10a monthHealthfirst Signature (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$60a monthHealthfirst Signature (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$155a month

Aetna Medicare
4 plans list Chaim; not listed on 3 other plans.
Aetna Medicare Signature Care (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$0a monthAetna Medicare Enhanced (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$104a monthAetna Medicare Chronic Care Total (HMO C-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$0a monthAetna Medicare Full Dual Care (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$40.50a month

UnitedHealthcare
4 plans list Chaim.
UHC Dual Complete NY-Q001 (HMO-POS D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$0a monthUHC Dual Complete NY-S001 (PPO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$19.40a monthUHC Dual Complete NY-S002 (HMO-POS D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$31.70a monthUHC Dual Complete NY-YL (HMO-POS D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$40.50a month

EmblemHealth
2 plans list Chaim.
EmblemHealth VIP Gold (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$105a monthEmblemHealth VIP Gold Plus (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$216a month
2 more EmblemHealth plans haven't been checked yet.

Hamaspik, Inc.
2 plans list Chaim.
Hamaspik Medicare Choice (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$26.70a monthHamaspik Medicare Select (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 233 E Shore Rd, Ste 101, Great Neck, NY, 11023
This result applies to these offices. Other locations are not confirmed.
$40.40a month

Anthem Blue Cross and Blue Shield HP
Not listed on its 5 plans here. That isn't proof they're out of network.

Devoted
Not listed on its 6 plans here. That isn't proof they're out of network.
Elderplan
Not listed on its 2 plans here. That isn't proof they're out of network.
ElderServe Health
Not listed on its 1 plan here. That isn't proof they're out of network.

Humana
Not listed on its 2 plans here. That isn't proof they're out of network.
Senior Whole Health of New York
Not listed on its 2 plans here. That isn't proof they're out of network.
VillageCareMAX
Not listed on its 2 plans here. That isn't proof they're out of network.

VNS Health Medicare
Not listed on its 3 plans here. That isn't proof they're out of network.
Premiums are each plan's own monthly premium, as filed with Medicare. You keep paying your Medicare Part B premium.
Can't find your plan?Tell us the plan you have, and a licensed Silverpath advisor will check whether Chaim takes it. Free.
Original Medicare
Original Medicare status
Most Medicare Supplement (Medigap) policies have no provider network: they help pay Original Medicare's cost sharing where Medicare is accepted. Medicare SELECT policies can require network providers for full benefits. Ask the office whether they accept Medicare.
Medicare enrollment and assignment have not been verified here. Advantage directory results do not answer this question.
No opt-out record in this CMS file. CMS's file covers data through 2026-08-31. This does not establish Medicare enrollment, assignment, or whether the office accepts new Medicare patients.
CMS opt-out source · Data through 2026-08-31 · Reviewed Oct 25, 2026
Where they practice
Practice location
- NPI issued
- 2006
- Registry record updated
- Mar 7, 2011
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Which 2027 Medicare Advantage plans list Chaim Abittan?
In Nassau County, NY, 29 Medicare Advantage plans for 2027 list Chaim in provider data from Medicare.gov or the carrier, including Wellcare Assist Open (PPO), Wellcare Fidelis Assist (HMO-POS) and Wellcare Fidelis Patriot Simple (HMO-POS). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Networks can change during the year, so confirm with the office or the plan before you enroll.
Does Chaim Abittan take Wellcare Medicare Advantage plans?
Medicare.gov provider data lists Chaim on 10 Medicare Advantage plans for 2027 in Nassau County, NY, including Wellcare Assist Open (PPO) and Wellcare Fidelis Assist (HMO-POS). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Wellcare before you enroll.
Does Chaim Abittan take Healthfirst Medicare Plan Medicare Advantage plans?
Medicare.gov provider data lists Chaim on 7 Medicare Advantage plans for 2027 in Nassau County, NY, including Healthfirst 65 Plus Plan (HMO) and Healthfirst Increased Benefits Plan (HMO). CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Healthfirst Medicare Plan before you enroll.
Does Chaim Abittan take Aetna Medicare Medicare Advantage plans?
Medicare.gov provider data lists Chaim on 4 Medicare Advantage plans for 2027 in Nassau County, NY, including Aetna Medicare Signature Care (HMO) and Aetna Medicare Enhanced (HMO). 3 other plans did not return a listing in the search area. CMS matches apply to the covered offices shown with each plan; other offices are not confirmed. Confirm with the office or Aetna Medicare before you enroll.
Where does Chaim Abittan practice?
233 E Shore Rd, Ste 101, Great Neck, NY 11023.
How do I confirm Chaim is in my plan's network?
Call the member services number on your plan card and give them the NPI 1972512002, or ask a Silverpath advisor to check for you. It's free.
For providers
Is this your practice?
What patients see here today:
- Provider searches did not return a listing for Chaim Abittan on 23 plans from Anthem Blue Cross and Blue Shield HP, Devoted, Elderplan, ElderServe Health, Humana, Senior Whole Health of New York, VillageCareMAX and VNS Health Medicare in Nassau County, NY. Other offices are not confirmed; this isn't proof the practice is out of network.
Tell us which plans you take, or want to take, and we'll keep this page accurate and talk with you about reaching more Medicare patients and carriers.