Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Ravindhra Chakravarthi Mamilla, MD

Obstetrics & Gynecology Physician in Fontana, CA · enumerated 2010.

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

National Provider Identifier

1679883300

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Registry record

Entity type Individual (Type 1)

Name Dr. Ravindhra Chakravarthi Mamilla

Credential MD

Sex Male

Practice address 9961 Sierra Ave, Fontana, CA, 92335

Phone (909) 427-5000

Enumeration date Oct 15, 2010

Last updated in NPPES Apr 9, 2024

Taxonomy & licenses

207V00000X Obstetrics & Gynecology Physician Allopathic & Osteopathic Physicians · License A143214 (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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Ravindhra Mamilla?

The National Provider Identifier (NPI) for Ravindhra Mamilla is 1679883300, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ravindhra Mamilla practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-04-09.