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Family Practice

Mark W. Guy, MD

Sees patients in Pittsburgh, PA · Pennsylvania

Summary

Mark W. Guy, MD (Family Practice) is enrolled with Medicare at 1 practice location in Pittsburgh, PA. NPI 1417952854. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

Call(412) 359‑3751 NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Mark W. Guy, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

1Practice location
Family PracticePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
36Years since medical school (graduated 1990)
Perelman School Of Med At The University Of PennsylvaniaMedical school
MaleGender (as listed)
Allegheny ClinicGroup practice

Quick answers

Where does Mark W. Guy see patients?
Medicare's clinician data lists 1 practice location in Pittsburgh, PA. Call before your visit to confirm the address.
What is Mark W. Guy's specialty?
Medicare lists Family Practice as the primary specialty.
Does Mark W. Guy accept Medicare assignment?
Yes. Medicare's clinician data says Mark W. Guy accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Mark W. Guy offer telehealth?
Medicare's clinician data says Mark W. Guy offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Mark W. Guy?
(412) 359-3751, as listed in official Medicare / NPI Registry data.
What is Mark W. Guy's NPI number?
1417952854. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Mark W. Guy is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Mark W. Guy as a member of this group (CMS data updated 2026-10-02).

  • Allegheny Clinic2,389 clinicians in the group

Specialties

Find other Family Practice doctors in Pennsylvania →

Other family doctors in Pittsburgh

Clinicians with the same Medicare primary specialty in Pittsburgh, PA — not a recommendation.

All family doctors in Pittsburgh →

Clinician information

CredentialMD
Medical schoolPerelman School Of Med At The University Of Pennsylvania
Graduation year1990
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1417952854
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians