Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Peter Laurence Friedman, M.D.

Clinical Cardiac Electrophysiology Physician in Hyannis, MA · enumerated 2006 · practices at The Cardiovascular Specialists, LLC.

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

National Provider Identifier

1841398252

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Registry record

Entity type Individual (Type 1)

Name Dr. Peter Laurence Friedman

Credential M.D.

Sex Male

Practice address 25 Main St, Hyannis, MA, 02601

Phone (508) 778-1829

Fax (508) 778-0113

Enumeration date Sep 20, 2006

Last updated in NPPES Mar 18, 2009

Taxonomy & licenses

207RC0001X Clinical Cardiac Electrophysiology Physician Allopathic & Osteopathic Physicians · License 42638 (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
060058502	Other	MA	MEDICARE ID
11081564	Other	-	CAQH
1841398252	Other	MA	UNICARE
25-00730	Other	MA	UNITED HEALTHCARE
62612	Other	MA	HARVARD PILGRIM
000000030996	Other	MA	BOSTON MEDICAL CENTER
4710577	Other	MA	CIGNA
1841398252	Other	MA	NETWORK HEALTH
778035	Other	MA	TUFTS
1841398252	Other	MA	GREAT WEST HEALTHCARE
E05241	Other	MA	BLUE CROSS BLUE SHIELD
0108669	Medicaid	MA	-
04-3488655	Other	MA	TRICARE
2272925	Other	MA	AETNA

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.

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Frequently asked questions

What is the NPI number for Peter Friedman?

The National Provider Identifier (NPI) for Peter Friedman is 1841398252, a Type 1 (individual) record in the CMS NPPES registry.

Where does Peter Friedman practice?

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

Other providers at this practice address

Browse all →

Claude-Laurent Sader Cardiovascular Disease Physician · Hyannis, MA NPI 1578510392 Michael Levangie Cardiovascular Disease Physician · Hyannis, MA NPI 1891707816 Stuart Ruch Cardiovascular Disease Physician · Hyannis, MA NPI 1750489241 Lawrence Mcauliffe Cardiovascular Disease Physician · Hyannis, MA NPI 1447358874 Mark Wolfe Cardiovascular Disease Physician · Hyannis, MA NPI 1962500322 John Ten Broeke Cardiovascular Disease Physician · Hyannis, MA NPI 1295833523 Philip Dombrowski Vascular & Interventional Radiology Physician · Hyannis, MA NPI 1679672794 Matthew Tooker Registered Nurse · Hyannis, MA NPI 1376663047

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-03-18.