NICHOLAS GEIGER RICHWAGEN MD
NPI 1548905110
General Practice in Fort Hood, TX

Q: What is Nicholas Richwagen's NPI number?

The NPI number for Nicholas Richwagen is 1548905110. It was assigned to this individual provider in the NPPES registry on April 28, 2022.

Q: What is Nicholas Richwagen's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Active since April 28, 2022

36065 SANTA FE AVE, FORT HOOD, TX 76544(254) 288-8000 Get Directions Write a Review

NPPES record last updated: September 9, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Sep 9, 2025, Apr 28, 2022 (2 updates tracked since 2022).

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About Nicholas Geiger Richwagen Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NICHOLAS GEIGER RICHWAGEN MD (NPI 1548905110) is an individual general practice provider in Fort Hood, Texas, licensed in Hawaii (MD-24081-0) and active in the NPI registry since April 2022. He maintains a secondary practice location in Tripler Army Medical Center.

NPPES Registry Identity

NPI1548905110

Entity TypeIndividualMale

Primary Taxonomy208D00000X

Provider Legal NameNICHOLAS GEIGER RICHWAGENCredential: MD

Location Address36065 SANTA FE AVEFort Hood, TX 76544-5060

Mailing Address36065 Santa Fe AveFort Hood, TX 76544-5060 · (254) 288-8000

Phone(254) 288-8000

Sole ProprietorNo

Enumeration DateApril 28, 2022

Last NPPES UpdateSeptember 9, 20252 updates tracked since enumeration

NPPES CertifiedSeptember 9, 2025

✔ NPI 1548905110 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians

Taxonomy Code208D00000X

License✔ Licensed in HI · MD-24081-0

Definition

A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

36065 SANTA FE AVE, Fort Hood, TX 76544

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Secondary Practice Location 1

Location 11 Jarrett White RdTripler Army Medical Center, HI 96859-5001 · Phone (808) 433-6341

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. RICHARD ALLEN SONNIER NP

Nurse Practitioner (Psychiatric/Mental Health)

36065 SANTA FE AVE
FORT CAVAZOS, TX 76544

Bell County (254) 462-6135

DR. ERIC HEPPNER M.D.

Internal Medicine

36065 SANTA FE AVE
FORT HOOD, TX 76544

Bell County (254) 288-8090

DR. MOSES MUSOKE PHARM.D.

Pharmacist (Critical Care)

36065 SANTA FE AVE
FORT HOOD, TX 76544

Bell County (254) 288-8828

DR. LAWRENCE MICHAEL MARTINEK MD

Internal Medicine

36065 SANTA FE AVE
FORT HOOD, TX 76544

Bell County (254) 288-9000

AGNIESZKA MASLANKA

Physician Assistant

36065 SANTA FE AVE
FORT CAVAZOS, TX 76544

Bell County (254) 288-8000

DAVID S IVERSON MD

General Practice

36065 SANTA FE AVE
FORT CAVAZOS, TX 76544

Bell County (254) 553-6974

BRANDON MATTHEW OSWALD MD

Emergency Medicine

36065 SANTA FE AVE
FORT HOOD, TX 76544

Bell County (254) 288-8000

HOLLY MARIE ALLEN

Military Health Care Provider

36065 SANTA FE AVE
FORT HOOD, TX 76544

Bell County (254) 288-8000

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nicholas Richwagen's NPI number?

The NPI number for Nicholas Richwagen is 1548905110. It was assigned to this individual provider in the NPPES registry on April 28, 2022.

Where is Nicholas Richwagen located?

Nicholas Richwagen practices at 36065 Santa Fe Ave, Fort Hood, TX 76544. The listed phone number is (254) 288-8000.

What is Nicholas Richwagen's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

When was this NPI record last updated?

The NPPES record for Nicholas Richwagen was last updated on September 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.