Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Michael J Feffer, MD

Anesthesiology Physician in State College, PA · enumerated 2006.

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

National Provider Identifier

1831114909

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Registry record

Entity type Individual (Type 1)

Name Michael J Feffer

Credential MD

Sex Male

Practice address 1800 E Park Ave, State College, PA, 16803

Phone (814) 231-7000

Enumeration date Jul 12, 2006

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

207L00000X Anesthesiology Physician Allopathic & Osteopathic Physicians · License MD051562L (PA) 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
50039940	Other	PA	CAPITAL BLUE CROSS
464865	Other	PA	HIGHMARK BLUE SHIELD
0014420990007	Medicaid	PA	-
51689	Other	PA	GEISINGER HEALTH PLAN
50039940	Other	PA	KEYSTONE HEALTH PLAN CENT

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 Michael Feffer practice?

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

What is the NPI number for Michael Feffer?

The National Provider Identifier (NPI) for Michael Feffer is 1831114909, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.