Megan Wannamaker, D.O.
Internal Medicine Physician · Paterson, NJ
Megan Wannamaker, D.O. is an internal medicine physician with a practice address in Paterson, New Jersey, and NPI 1750643557, issued on Jun 8, 2012. Check the license (New Jersey 25MB09551900, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Megan Wannamaker
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25MB09551900 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 703 Main St, Paterson, NJ 07503
- Phone
- (973) 754-4399
- Enumerated
- Jun 8, 2012
- Record last updated
- Jul 2, 2018 (not updated in 8 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,632 in New Jersey → Look up another NPI →
Also registered at 703 Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Megan Wannamaker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MB09551900Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,082 Medicare Part D claims for 157 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Atorvastatin Calcium116 claims
- Amlodipine Besylate88 claims
- Eliquis88 claims
- Pantoprazole Sodium81 claims
- Levothyroxine Sodium78 claims
- Quetiapine Fumarate66 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Megan Wannamaker among 4,632 internal medicine physician records in New Jersey
Megan Wannamaker, D.O. is one of 4,632 internal medicine physician records with a practice address in New Jersey. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 70% of them.
- NPI issued2012 · 70% of these records are older, 28% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 68% of these records are
- Record last updated2018 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
66 internal medicine physician records list a practice address in Paterson
They are 66 of the 1,474 NPPES records with a practice address in Paterson, and 4,632 internal medicine physician records in New Jersey.
All 4,632 in New Jersey → Every provider in Paterson → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Michael Agnelli, M.D.Paterson, NJ 075031548503451
- Mahmoud Aqel, MDPaterson, NJ 075031821067786
- Reetuparna BhattacharjeePaterson, NJ 075031700269461
- Maggie Hanna, M.D.Paterson, NJ 075031396124871
- Tawfiq KaradshehPaterson, NJ 075031629487707
- Samara Khatib, MDPaterson, NJ 075031366754152
- Shevani MahindraPaterson, NJ 075031831504398
- Patrick Michael, M.D.Paterson, NJ 075031235426263
Common questions
What is Megan Wannamaker, D.O.'s NPI number?
Megan Wannamaker, D.O.'s National Provider Identifier (NPI) is 1750643557, issued on Jun 8, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Megan Wannamaker, D.O. located?
The NPPES record lists a practice address at 703 Main St, Paterson, NJ, 07503. Phone: (973) 754-4399. Providers update this record themselves, so call before visiting.
How can I verify Megan Wannamaker, D.O.'s license?
NPPES lists New Jersey license number 25MB09551900, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Megan Wannamaker, D.O. prescribe under Medicare Part D?
In 2024, Megan Wannamaker, D.O. had 2,082 Medicare Part D claims for 157 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.