Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Maria Natalia Marmol, M.D.

Q: What is the NPI number for Maria Marmol?

The National Provider Identifier (NPI) for Maria Marmol is 1699904474, a Type 1 (individual) record in the CMS NPPES registry.

Hospitalist Physician in Emeryville, CA · enumerated 2009.

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

National Provider Identifier

1699904474

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Registry record

Entity type Individual (Type 1)

Name Maria Natalia Marmol

Credential M.D.

Sex Female

Practice address 2100 Powell St Ste 400, Emeryville, CA, 94608

Phone (510) 851-7501

Fax (510) 851-7446

Enumeration date Jul 14, 2009

Last updated in NPPES Jan 11, 2023

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License A162250 (CA) Secondary

390200000X Student in an Organized Health Care Education/Training Program Student, Health Care · License BT2341066-6976 (TX) Secondary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License A162250 (CA) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

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.

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Frequently asked questions

What is the NPI number for Maria Marmol?

The National Provider Identifier (NPI) for Maria Marmol is 1699904474, a Type 1 (individual) record in the CMS NPPES registry.

Where does Maria Marmol practice?

The practice location on file with NPPES is in Emeryville, CA. 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 2023-01-11.