Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Alaina S. Ritter, M.D.

Infectious Disease Physician in Gainesville, FL · enumerated 2013.

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

National Provider Identifier

1689011900

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Dr. Alaina S. Ritter

Credential M.D.

Sex Female

Practice address 1600 Sw Archer Rd, Gainesville, FL, 32610

Phone (352) 294-5481

Fax (352) 392-6481

Enumeration date May 28, 2013

Last updated in NPPES Dec 5, 2019

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License ME138376 (FL) Secondary

207RI0200X Infectious Disease Physician Allopathic & Osteopathic Physicians · License 272019 (MA) Secondary

207RI0200X Infectious Disease Physician Allopathic & Osteopathic Physicians · License ME138376 (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
103420400	Medicaid	FL	-

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 Alaina Ritter?

The National Provider Identifier (NPI) for Alaina Ritter is 1689011900, a Type 1 (individual) record in the CMS NPPES registry.

Where does Alaina Ritter practice?

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

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-12-05.