Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Gregory Arthur Pinnell, MD

Family Medicine Physician in Saginaw, MI · enumerated 2005 · practices at Great Lakes Bay Health Centers.

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

National Provider Identifier

1841288693

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Registry record

Entity type Individual (Type 1)

Name Gregory Arthur Pinnell

Credential MD

Sex Male

Practice address 1522 Janes St, Saginaw, MI, 48601

Phone (989) 755-0316

Fax (989) 755-0956

Enumeration date Oct 6, 2005

Last updated in NPPES Apr 9, 2021

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License 4301075483 (MI) 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
0090252	Other	MI	BCBS PIN
116165	Other	-	GREAT LAKES HEALTH PLAN
264	Other	MI	COMMUNITY CHOICE
381908328	Other	-	TRICARE
160050643	Other	-	RAILROAD MEDICARE
381908328	Other	-	FIRST HEALTH
0800902521	Other	MI	BCBS PIN
080G310660	Other	MI	BCBS
1010673	Other	-	HEALTH ADVANTAGE PPO
381908328	Other	-	PPOM
4686730	Other	MI	MOLINA HEALTH CARE
1010673	Other	-	MCLAREN HEALTH PLAN
0988680	Other	MI	HEALTHPLUS
7323200	Other	-	AETNA
381908328	Other	-	HCAP
P109042	Other	MI	BLUE CARE NETWORK

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

Where does Gregory Pinnell practice?

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

What is the NPI number for Gregory Pinnell?

The National Provider Identifier (NPI) for Gregory Pinnell is 1841288693, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Christopher Cummings Physician Assistant · Saginaw, MI NPI 1285622050 Great Lakes Bay Health Centers Diagnostic Radiology Physician · Saginaw, MI NPI 1649373713 Shauna Barbeau Nurse Practitioner · Saginaw, MI NPI 1053470963 Sharawn Erwin Clinical Social Worker · Saginaw, MI NPI 1053562157

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-04-09.