Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Clark Robert Kaufman, MD

Specialist in Lancaster, PA · enumerated 2005 · practices at Allergy and Asthma Center PC.

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

National Provider Identifier

1326036468

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Registry record

Entity type Individual (Type 1)

Name Dr. Clark Robert Kaufman

Credential MD

Sex Male

Practice address 2445 Marietta Ave, Lancaster, PA, 17601

Phone (717) 393-1365

Fax (717) 393-8540

Enumeration date Oct 12, 2005

Last updated in NPPES Oct 7, 2014

Taxonomy & licenses

174400000X Specialist Other Service Providers · License MD036013E (PA) Primary

207K00000X Allergy & Immunology Physician Allopathic & Osteopathic Physicians · License MD036013E (PA) Secondary

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
7014809	Other	-	GEISINGER
0099126000	Other	-	AMERIHEALTH HMO
0421114	Other	PA	HIGHMARK BLUE SHIELD
117425	Other	PA	UNISON
0011635840001	Other	PA	ACCESS
1326036468	Other	PA	NPI
030003465	Other	-	RAILROAD MEDICARE
0412114	Other	-	KEYSTONE HEALTH PLAN CENT
117425	Other	-	THREE RIVERS (MEDPLUS)
0099126000	Other	-	KEYSTONE HEALTH PLAN EAST
1519641	Other	-	GATEWAY
248732	Other	-	MAMSI
30108A	Other	-	AMERIHEALTH MERCY
001163584	Medicaid	PA	-
01799101	Other	-	CAPITAL BLUE CROSS
0421114	Other	-	BC/BS PERSONAL CHOICE
421114GLF	Other	PA	MEDICARE, PIN UNSPECIFIED
0466380	Other	-	AETNA
7125391002	Other	-	CIGNA

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 Clark Kaufman?

The National Provider Identifier (NPI) for Clark Kaufman is 1326036468, a Type 1 (individual) record in the CMS NPPES registry.

Where does Clark Kaufman practice?

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

Other providers at this practice address

Browse all →

Mark Titi Allergy & Immunology Physician · Lancaster, PA NPI 1649268525 Stephen Lockey Allergy & Immunology Physician · Lancaster, PA NPI 1649269416 Allergy and Asthma Center PC Allergy Physician · Lancaster, PA NPI 1851338024 Robin Rochow Physician Assistant · Lancaster, PA NPI 1356590186

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-10-07.