David W Kossoff, M.D.

David W Kossoff is a Specialist provider (Specialist) practicing in Frederick, MD, registered in the NPPES registry with NPI 1629152582 since 2006. The credential MD stands for Doctor of Medicine. Practices at David W. Kossoff, M.D., LLC (listed at the same practice address in NPPES).

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI	1629152582
Entity type	Individual (Type 1)
Name	David W Kossoff
Credential	M.D.
Sex	Male
Practice address	Frederick, MD, 21702
Phone	3016245566
Fax	3016245542
Enumeration date	2006-10-25
Last updated in NPPES	2025-09-17

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
174400000X	Specialist	Primary	D0054121	MD

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
P10152	Other	MD	INFORMED
376329	Other	MD	ALLIANCE MAMSI
P00206418	Other	MD	RAILROAD MEDICARE
494710	Other	MD	NCPPO
682BDA	Other	MD	CAREFIRST OF MARYLAND
K4040001	Other	DC	CAREFIRST OF NATIONAL CAP
133102701	Medicaid	MD	—
2027119	Other	MD	UNITED HEALTHCARE

Copy-ready billing details

Provider: David Kossoff, M.D.
NPI: 1629152582
Taxonomy: 174400000X (Specialist)
Address: Frederick, MD, 21702

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1437206984	David W. Kossoff, M.D., LLC	Organization	Specialist	Frederick, MD
1972904845	Lindsay Bitto	Individual	Family Nurse Practitioner	Frederick, MD
1407351729	Arash Zarrin	Individual	Gastroenterology Physician	Frederick, MD
1669967592	Pilin Francis	Individual	Gastroenterology Physician	Frederick, MD

Verify this record

Cross-check NPI 1629152582 against the authoritative CMS record: view David W Kossoff on the official NPPES registry .

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 or validate an NPI number.

Frequently asked questions

What is the NPI number for David Kossoff?

The National Provider Identifier (NPI) for David Kossoff is 1629152582, a Type 1 (individual) record in the CMS NPPES registry.

Where does David Kossoff practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2025-09-17.