Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Timothy Hugh Mccalmont, M.D.

Dermatopathology (Pathology) Physician in Walnut Creek, CA · enumerated 2006.

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

National Provider Identifier

1275598732

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Registry record

Entity type Individual (Type 1)

Name Dr. Timothy Hugh Mccalmont

Credential M.D.

Sex Male

Practice address 370 N Wiget Ln Ste 250, Walnut Creek, CA, 94598

Phone (925) 278-7592

Enumeration date Apr 19, 2006

Last updated in NPPES Jul 16, 2025

Taxonomy & licenses

207ZD0900X Dermatopathology (Pathology) Physician Allopathic & Osteopathic Physicians · License A48294 (CA) 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
00A482940	Other	CA	MEDI-CAL

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 Timothy Mccalmont?

The National Provider Identifier (NPI) for Timothy Mccalmont is 1275598732, a Type 1 (individual) record in the CMS NPPES registry.

Where does Timothy Mccalmont practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-07-16.