Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

John P. Athans, M.D.

Q: What is the NPI number for John Athans?

The National Provider Identifier (NPI) for John Athans is 1407847528, a Type 1 (individual) record in the CMS NPPES registry.

Anatomic Pathology Physician in Somersworth, NH · enumerated 2005.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1407847528

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name John P. Athans

Credential M.D.

Sex Male

Practice address 255 Route 108, Somersworth, NH, 03878

Phone (603) 841-2301

Fax (603) 692-1081

Enumeration date Oct 31, 2005

Last updated in NPPES Oct 3, 2018

Taxonomy & licenses

207ZP0102X Anatomic Pathology & Clinical Pathology Physician Allopathic & Osteopathic Physicians · License 43036 (MA) Secondary

207ZP0101X Anatomic Pathology Physician Allopathic & Osteopathic Physicians · License 43036 (MA) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
3111926	Medicaid	NH	-
001435066	Medicaid	CT	-
2110211	Medicaid	MA	-

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for John Athans?

The National Provider Identifier (NPI) for John Athans is 1407847528, a Type 1 (individual) record in the CMS NPPES registry.

Where does John Athans practice?

The practice location on file with NPPES is in Somersworth, NH. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Bertrand Cole Addiction Medicine (Preventive Medicine) Physician · Somersworth, NH NPI 1184618852 Lawrence Epstein Addiction Medicine (Internal Medicine) Physician · Somersworth, NH NPI 1982664587 Richard Renner Medical Physician Assistant · Somersworth, NH NPI 1184670101 Edwin Charle Family Medicine Physician · Somersworth, NH NPI 1003859422 Daniel Graubert Pain Medicine (Anesthesiology) Physician · Somersworth, NH NPI 1760418750 Barbara Nadeau Medical Physician Assistant · Somersworth, NH NPI 1497781173 Marjorie Pelletier Family Nurse Practitioner · Somersworth, NH NPI 1942235999 Gregory Aprilliano Certified Registered Nurse Anesthetist · Somersworth, NH NPI 1124052378

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-10-03.