Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. John Alexander Viehman, MD

Individual provider Internal Medicine Physician · NPI 1629205877

Dr. John Alexander Viehman, MD is an Infectious Disease in Pittsburgh, Pennsylvania. Graduated from Temple University School of Medicine in 2009, 17 years ago. Practices with University of Pittsburgh Physicians, a 4,127-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Pennsylvania.

Years since qualifying
17
Trained at
Temple University School of Medicine
Licensed in
PA
In the registry since
2009
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

3601 5th Ave Falk Clinic Ste 700
Pittsburgh, PA 15213-3403
Phone: (412) 647-7228
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence MD453968 (PA)
Internal Medicine Physician Taxonomy 207R00000X · Licence MD453968 (PA)

Record details

NPI number1629205877
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 15, 2009
Last updated in NPPESJuly 27, 2021
Certification dateJuly 27, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINFECTIOUS DISEASE
Also practisesINTERNAL MEDICINE
Medical schoolTEMPLE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice University Of Pittsburgh Physicians — 4127 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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