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NANA GIRGIS MCMAHON, MD, PC
NPI 1033243316
Pediatrics - Adolescent Medicine in Concord, MA

Active since March 16, 2007CLIA 22D0712946 · Waiver
131 OLD ROAD TO 9 ACRE COR, SUITE 470, CONCORD, MA 01742(978) 369-5050(978) 371-7292 Get Directions Write a Review

NPPES record last updated: August 22, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Nana Girgis Mcmahon, Md, Pc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NANA GIRGIS MCMAHON, MD, PC (NPI 1033243316) is a healthcare organization registered as an adolescent medicine in Concord, Massachusetts and active in the NPI registry since March 2007. The organization holds a CLIA Waiver certificate valid through August 31, 2026 and lists Nana Girgis Mcmahon, Owner, as its authorized official.

NPPES Registry Identity

NPI1033243316
Entity TypeOrganization
Primary Taxonomy2080A0000X
Legal Business NameNANA GIRGIS MCMAHON, MD, PC
Location Address131 OLD ROAD TO 9 ACRE COR, SUITE 470Concord, MA 01742-4181
Mailing Address131 Old Road To 9 Acre Cor, Suite 470Concord, MA 01742-4181 · (978) 369-5050 · Fax (978) 371-7292
Phone(978) 369-5050
Fax(978) 371-7292
Organization SubpartNo
Authorized OfficialNana Girgis McmahonOwner · (978) 369-5050
Enumeration DateMarch 16, 2007
Last NPPES UpdateAugust 22, 2020
✔ NPI 1033243316 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Adolescent MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080A0000X
License✔ Licensed in MA · 47202
Definition
A pediatrician who specializes in adolescent medicine is a multi-disciplinary healthcare specialist trained in the unique physical, psychological and social characteristics of adolescents, their healthcare problems and needs.
131 OLD ROAD TO 9 ACRE COR, Concord, MA 01742
Open in Google Maps ↗

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 22D0712946

Nana G Mcmahon MD · West Concord, MA
Active · expires Aug 31, 2026
CLIA Number22D0712946
Laboratory TypePhysician Office
Certificate Effective DateSeptember 1, 2024
Certificate Expiration DateAugust 31, 2026
Laboratory DirectorNana G. Mcmahon MD
Laboratory Phone(978) 369-5050
Laboratory LocationNana G Mcmahon MDJohn Cumming Bldg Suite 470, West Concord, MA 01742
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

STEVEN HERSON MD
Internal Medicine (Cardiovascular Disease)
131 OLD ROAD TO 9 ACRE COR, JOHN CUMING BUILDING SUITE 650
CONCORD, MA 01742
Middlesex County (978) 371-2272
STEPHANIE SANDWICH CNM
Advanced Practice Midwife
131 OLD ROAD TO 9 ACRE COR, SUITE 830
CONCORD, MA 01742
Middlesex County (978) 371-1396
DAVID S GREEN, M.D., P.C.
Internal Medicine (Pulmonary Disease)
131 OLD ROAD TO 9 ACRE COR, SUITE 660
CONCORD, MA 01742
Middlesex County (978) 369-4238
EMERSON HOSPITAL
General Acute Care Hospital (Rural)
131 OLD ROAD TO 9 ACRE COR, JOHN CUMING BUILDING, SUITE 710
CONCORD, MA 01742
Middlesex County (978) 287-3533
JANE LE PA
Physician Assistant
131 OLD ROAD TO 9 ACRE COR
CONCORD, MA 01742
Middlesex County (978) 287-8950
DR. EMILY STREHLE DO
Obstetrics & Gynecology
131 OLD ROAD TO 9 ACRE COR, SUITE 830
CONCORD, MA 01742
Middlesex County (978) 371-1396
INGRID ANITA BALCOMB MD
Obstetrics & Gynecology
131 OLD ROAD TO 9 ACRE COR, SUITE 830
CONCORD, MA 01742
Middlesex County (978) 371-1396
GEORGE A. GONZALEZ, M.D., P.C.
Psychiatry & Neurology (Neurology)
131 OLD ROAD TO 9 ACRE COR, SUITE 660
CONCORD, MA 01742
Middlesex County (978) 287-2934

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nana Girgis Mcmahon, MD, PC's NPI number?

The NPI number for Nana Girgis Mcmahon, MD, PC is 1033243316. It was assigned to this organization in the NPPES registry on March 16, 2007.

Where is Nana Girgis Mcmahon, MD, PC located?

Nana Girgis Mcmahon, MD, PC is located at 131 Old Road To 9 Acre Cor Suite 470, Concord, MA 01742. The listed phone number is (978) 369-5050.

What is Nana Girgis Mcmahon, MD, PC's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Adolescent Medicine, with taxonomy code 2080A0000X.

Does Nana Girgis Mcmahon, MD, PC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 22D0712946) is associated with this NPI, valid through August 31, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Nana Girgis Mcmahon, MD, PC accept?

Health plans from Anthem Blue Cross and Blue Shield list Nana Girgis Mcmahon, MD, PC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Nana Girgis Mcmahon, MD, PC was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.