Nana Girgis McMahon
Neonatal-Perinatal Medicine Physician · Concord, MA
Nana Girgis McMahon is a neonatal-perinatal medicine physician with a practice address in Concord, Massachusetts, and NPI 1790746196, issued on Mar 28, 2006. Check the license (Massachusetts 47202, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Nana Girgis McMahon
- Primary taxonomy
- Neonatal-Perinatal Medicine Physician 2080N0001X
- License number
- 47202 MA
Self-reported in NPPES; status is on the state search - Practice location
- 131 Ornac, Concord, MA 01742
- Phone
- (978) 369-5050
- Enumerated
- Mar 28, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (978) 371-7292
- Entity
- Type 1 · individual
8 nearest neonatal-perinatal medicine physician records → All 224 in Massachusetts → Look up another NPI →
Also registered at 131 Ornac
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Brian Callahan, M.D.Surgery Physician1174558217
- Elizabeth Conway, NPFamily Nurse Practitioner1689643231
- Paul Costas, MDPlastic and Reconstructive Surgery Physician1801856851
- Virginia Croke, NPAdult Health Nurse Practitioner1851360580
Verify Nana Girgis McMahon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 47202Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average neonatal-perinatal medicine physician in 2024
11 Medicare Part D claims, against an average of 33 among the 189 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Nana Girgis McMahon among 224 neonatal-perinatal medicine physician records in Massachusetts
Nana Girgis McMahon is one of 224 neonatal-perinatal medicine physician records with a practice address in Massachusetts. 17% 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 10% of them.
- NPI issued2006 · 10% of these records are older, 52% newer
- In a Medicare fileYes · 17% of these records are
- In the CMS Doctors and Clinicians fileNo · 11% of these records are
- Record last updated2026 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080N0001X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neonatal-Perinatal Medicine Physician providers in Massachusetts
There are 224 neonatal-perinatal medicine physician records in Massachusetts.
All 224 in Massachusetts → Every provider in Concord → Neonatal-Perinatal Medicine Physician nationwide →
The 8 neonatal-perinatal medicine physician records with the nearest ZIP codes
- Richard Cowett, MDBoxborough, MA 017191740301993
- Tamara Rousseau, M.D.Framingham, MA 017021275650814
- Sherman Chu, D.O.Worcester, MA 016551952649691
- Bradlee Drabant, M.D.Worcester, MA 016551114959657
- Nasim Gorji, D.O.Worcester, MA 016551619298361
- Alexander Procaskey, M.D.Worcester, MA 016551891058178
- Lucienne Sanchez, MDMethuen, MA 018441588628291
- Maushumi Assad, M.DWorcester, MA 016051124392022
Common questions
What is Nana Girgis McMahon's NPI number?
Nana Girgis McMahon's National Provider Identifier (NPI) is 1790746196, issued on Mar 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nana Girgis McMahon located?
The NPPES record lists a practice address at 131 Ornac, Concord, MA, 01742. Phone: (978) 369-5050. Providers update this record themselves, so call before visiting.
How can I verify Nana Girgis McMahon's license?
NPPES lists Massachusetts license number 47202, 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 Nana Girgis McMahon prescribe under Medicare Part D?
In 2024, Nana Girgis McMahon had 11 Medicare Part D claims; the average among neonatal-perinatal medicine physician prescribers was 33. 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.