Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Adam Lewis Holtzman, M.D.

Radiation Oncology Physician in Jacksonville, FL · enumerated 2013.

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

National Provider Identifier

1770929192

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Registry record

Entity type Individual (Type 1)

Name Adam Lewis Holtzman

Credential M.D.

Sex Male

Practice address 4500 San Pablo Rd S, Jacksonville, FL, 32224

Phone (904) 953-2000

Enumeration date May 13, 2013

Last updated in NPPES Apr 24, 2023

Taxonomy & licenses

2085R0001X Radiation Oncology Physician Allopathic & Osteopathic Physicians · License ME135429 (FL) 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
ME135429	Other	FL	FL STATE MEDICAL LICENSE

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 Adam Holtzman?

The National Provider Identifier (NPI) for Adam Holtzman is 1770929192, a Type 1 (individual) record in the CMS NPPES registry.

Where does Adam Holtzman practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-04-24.