Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Nathan B Haynes, PA-C

Surgical Physician Assistant in Portland, ME · enumerated 2005.

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

National Provider Identifier

1598755258

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Registry record

Entity type Individual (Type 1)

Name Nathan B Haynes

Credential PA-C

Sex Male

Practice address 335 Brighton Ave, Suite 200, Portland, ME, 04102

Phone (207) 662-8600

Fax (207) 662-8668

Enumeration date Oct 25, 2005

Last updated in NPPES Aug 14, 2012

Taxonomy & licenses

363AS0400X Surgical Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License PA742 (ME) Primary

Other identifiers

Identifier	Type	State	Issuer
010416156	Other	-	CIGNA
041374	Other	-	ANTHEM
100294000	Other	-	USPS
010416156	Other	-	TRAVELERS/CORE/MEDNET
261270099	Medicaid	ME	-
970026451	Other	-	RR MEDICARE
0378600001	Other	-	DMERC
1044480	Other	-	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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Nathan Haynes?

The National Provider Identifier (NPI) for Nathan Haynes is 1598755258, a Type 1 (individual) record in the CMS NPPES registry.

Where does Nathan Haynes practice?

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

Other providers at this practice address

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Southern Maine Physical Medicine and Rehabilitation, Pllc Sports Medicine (Neuromusculoskeletal Medicine) Physician · Portland, ME NPI 1487691879 Jessica Morse Internal Medicine Physician · Portland, ME NPI 1417967126 Earl Ireland Clinical Psychologist · Portland, ME NPI 1447263819 William Williams Pulmonary Disease Physician · Portland, ME NPI 1952404196 Jonathan Karol Emergency Medicine Physician · Portland, ME NPI 1528165420 Robert Haile Physical Medicine & Rehabilitation Physician · Portland, ME NPI 1457458515 Meredith Bennet Emergency Medicine Physician · Portland, ME NPI 1598865404 Casco Bay Rehabilitation, PA Physical Medicine & Rehabilitation Physician · Portland, ME NPI 1548358302

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-08-14.