Nancy Ryan Petersen, M.D.
Gynecology Physician · Burlington, MA
Nancy Ryan Petersen, M.D. is a gynecology physician with a practice address in Burlington, Massachusetts, and NPI 1972604791, issued on Sep 26, 2006. Check the license (Massachusetts 50947, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Nancy Ryan Petersen
- Credential
- M.D.
- Primary taxonomy
- Gynecology Physician 207VG0400X
- License number
- 50947 MA
Self-reported in NPPES; status is on the state search - Practice location
- 41 Mall RD, Burlington, MA 01805
- Phone
- (781) 744-8000
- Enumerated
- Sep 26, 2006
- Record last updated
- Oct 24, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (781) 744-8988
- Medicaid ID
- 110039658A MA
- Medicare enrollment
- Enrolled (PECOS I20050324000397); accepts Medicare assignment
- Medical or professional school
- Albany Medical College Of Union University, 1979
- Entity
- Type 1 · individual
8 nearest gynecology physician records → All 128 in Massachusetts → Look up another NPI →
Also registered at 41 Mall RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Juliet Aborn, REGISTERED NURSECertified Registered Nurse Anesthetist1932727930
- Omar Abuqamar, M.D., M.M.S.C.,Ophthalmology Physician1437640414
- Emily Adams, PA-CPhysician Assistant1457685752
- Oluwaseun Adebagbo, MDStudent in an Organized Health Care Education/Training Program1588468755
- Christopher Adler, PAPhysician Assistant1972848463
- Tinamarie Adly, NPFamily Nurse Practitioner1154041572
Verify Nancy Ryan Petersen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 50947Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% more Medicare Part D claims than the average gynecology physician in 2024
555 Medicare Part D claims for 225 beneficiaries, against an average of 299 among the 1,919 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Estradiol185 claims
- Metronidazole49 claims
- Clobetasol Propionate47 claims
- Fluconazole32 claims
- Yuvafem30 claims
- Estring27 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.
Bills Medicare through one group practice
- Mass General Brigham Medical Group Northern Massachusetts IncDanvers, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nancy Ryan Petersen among 128 gynecology physician records in Massachusetts
Nancy Ryan Petersen, M.D. is one of 128 gynecology physician records with a practice address in Massachusetts. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 16% of them.
- NPI issued2006 · 16% of these records are older, 30% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileYes · 39% of these records are
- Graduated1979 · median 1994 among the 50 with a school on file
- Record last updated2011 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VG0400X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gynecology Physician providers in Massachusetts
There are 128 gynecology physician records in Massachusetts.
All 128 in Massachusetts → Every provider in Burlington → Gynecology Physician nationwide →
The 8 gynecology physician records with the nearest ZIP codes
- Joseph Hurd, M.D.Burlington, MA 018051407915861
- Ambareen Jan, M.D.Burlington, MA 018051861784027
- Savita Joglekar, M.D.Burlington, MA 018051598129967
- Christina Johnson, M.D.Burlington, MA 018051376981241
- Nidha Mattappally, M.D.Burlington, MA 018051063807600
- Mary Briggs, MDBurlington, MA 018031699830323
- Mahmood Niaraki, M.D.Burlington, MA 018031558318873
- Cynthia Rasmussen, MDBurlington, MA 018031144389040
Common questions
What is Nancy Ryan Petersen, M.D.'s NPI number?
Nancy Ryan Petersen, M.D.'s National Provider Identifier (NPI) is 1972604791, issued on Sep 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nancy Ryan Petersen, M.D. located?
The NPPES record lists a practice address at 41 Mall RD, Burlington, MA, 01805. Phone: (781) 744-8000. Providers update this record themselves, so call before visiting.
How can I verify Nancy Ryan Petersen, M.D.'s license?
NPPES lists Massachusetts license number 50947, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nancy Ryan Petersen, M.D. prescribe under Medicare Part D?
In 2024, Nancy Ryan Petersen, M.D. had 555 Medicare Part D claims for 225 beneficiaries; the average among gynecology physician prescribers was 299. 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.