Gregg GianninaMD
Obstetrics & Gynecology, Maternal & Fetal Medicine
2027 Medicare Advantage
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Medicare Advantage plans for Monmouth and Mercer counties, NJ.
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 16 plans so far
Some of Aetna Medicare, Clover Health, Wellcare, Horizon Blue Cross Blue Shield of New Jersey, AmeriHealth, Devoted, Humana, Jefferson Health Plans, UnitedHealthcare and Wellpoint's 2027 plans in Monmouth and Mercer counties, NJ haven't been checked yet.
The 52 Medicare Advantage plans we show for Monmouth and Mercer counties, NJ in 2027
- 16 list Gregg
- 30 not listed
- 6 not checked yet
Aetna Medicare
8 plans list Gregg; not listed on 4 other plans.
Aetna Medicare Eagle Giveback (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 254 Easton Ave, Fl 1, New Brunswick, NJ, 08901
- 1 Capital Way, Pennington, NJ, 08534
- 7425 E Shea Blvd, Ste 102, Scottsdale, AZ, 85260
This result applies to these offices. Other locations are not confirmed.
$0a monthAetna Medicare Eagle Giveback (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 254 Easton Ave, Fl 1, New Brunswick, NJ, 08901
- 7425 E Shea Blvd, Ste 102, Scottsdale, AZ, 85260
This result applies to these offices. Other locations are not confirmed.
$0a monthAetna Medicare Prime (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 254 Easton Ave, Fl 1, New Brunswick, NJ, 08901
This result applies to these offices. Other locations are not confirmed.
$0a monthAetna Medicare Signature Extra (HMO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 254 Easton Ave, Fl 1, New Brunswick, NJ, 08901
- 1 Capital Way, Pennington, NJ, 08534
- 7425 E Shea Blvd, Ste 102, Scottsdale, AZ, 85260
This result applies to these offices. Other locations are not confirmed.
$0a month
Clover Health
4 plans list Gregg.
Clover Health Choice (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1401 Whitehorse Mercerville Rd, Ste 220, Trenton, NJ, 08619
This result applies to these offices. Other locations are not confirmed.
$0a monthClover Health Choice Giveback (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1401 Whitehorse Mercerville Rd, Ste 220, Trenton, NJ, 08619
This result applies to these offices. Other locations are not confirmed.
$0a monthClover Health Valor (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1401 Whitehorse Mercerville Rd, Ste 220, Trenton, NJ, 08619
This result applies to these offices. Other locations are not confirmed.
$0a monthClover Health Choice Value (PPO)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1401 Whitehorse Mercerville Rd, Ste 220, Trenton, NJ, 08619
This result applies to these offices. Other locations are not confirmed.
$36.30a month
Wellcare
3 plans list Gregg.
Wellcare Assist (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1 Capital Way, Pennington, NJ, 08534
This result applies to these offices. Other locations are not confirmed.
$0a monthWellcare Low Premium (HMO-POS)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1 Capital Way, Pennington, NJ, 08534
This result applies to these offices. Other locations are not confirmed.
$35a monthWellcare Fidelis Dual Align (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1 Capital Way, Pennington, NJ, 08534
This result applies to these offices. Other locations are not confirmed.
$28.40a month
Horizon Blue Cross Blue Shield of New Jersey
1 plan lists Gregg.
Horizon NJ TotalCare (HMO D-SNP)
Source: Medicare.gov provider data.
Listed offices for this plan:
- 1401 Whitehorse Mercerville Rd, Ste 220, Hamilton, NJ, 08619
- 1 Capital Way, Ste 300, Pennington, NJ, 08534
This result applies to these offices. Other locations are not confirmed.
$36.30a month
AmeriHealth
Not checked yet.
Devoted
Not listed on its 6 plans here. That isn't proof they're out of network.
Humana
Not checked yet.
3 more Humana plans haven't been checked yet.
Jefferson Health Plans
Not checked yet.
UnitedHealthcare
Not listed on its 11 plans here. That isn't proof they're out of network.
Wellpoint
Not listed on its 2 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 Gregg 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
3 practice locations
- NPI issued
- 2006
- Registry record updated
- Sep 15, 2026
Medicare's clinician details aren't available on this page yet.
Questions
Common questions
Which 2027 Medicare Advantage plans list Gregg Giannina?
In Monmouth and Mercer counties, NJ, 16 Medicare Advantage plans for 2027 list Gregg in provider data from Medicare.gov or the carrier, including Aetna Medicare Eagle Giveback (HMO), Aetna Medicare Eagle Giveback (PPO) and Aetna Medicare Prime (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.
Where does Gregg Giannina practice?
3 locations, including 19 Davis Ave Fl 7, Neptune, NJ. All of them are listed on this page.
How do I confirm Gregg is in my plan's network?
Call the member services number on your plan card and give them the NPI 1285704213, or ask a Silverpath advisor to check for you. It's free.
For providers
Is this your practice?
Patients can use Silverpath to find practices and check plan networks in Monmouth and Mercer counties, NJ. 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.