DoctorDataHub
Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.

DR. WILLIAM S. FITTERMAN, D.O.

Active Sole Proprietor

Internal Medicine · LARAMIE, WY

Registration Details

NPI Number
1508874868
Provider Type
Individual
Gender
Male
NPI Issued
Aug 3, 2006 (19.718504429809 yrs)
Last Updated
Feb 1, 2026
Licenses
7766A (WY)
7766A (WY)
Sole Proprietor
Yes

Practice Information

Address
313 S 2ND ST
SUITE B
LARAMIE, WY, 820703611
Browse WY providers · Browse ZIP 82070
Phone
3073993119
Fax
8668273930
Primary Specialty
Internal Medicine
207R00000X
Additional Specialty
Pediatrics

Other Internal Medicine Providers in LARAMIE, WY

Name Credential NPI
DR. JEAN M ALLAIS MD 1457352478
DR. JULIE ANN CARLSON M.D. 1376530204
MR. KENNETH L ROBERTSON MD FACP 1831101609
MR. WILLIAM MICHAEL COMLY MD 1013019793
MR. LARS E PETERSON MD 1023110640
MR. MARTEN A CARLSON MD 1497857858
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.