1. Home
  2. Directory
  3. Ohio
  4. Marietta
  5. Internal Medicine
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. PETER SHAHINIAN MD
NPI 1477179950
Internal Medicine - Hematology & Oncology in Marietta, OH

Active since June 22, 2020PECOS Enrolled
400 MATTHEW ST STE A, MARIETTA, OH 45750(740) 374-3526 Get Directions Write a Review

NPPES record last updated: June 25, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Apr 29, 2026, Jun 22, 2020 (2 updates tracked since 2020).

About Dr. Peter Shahinian Md NPPES

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

DR. PETER SHAHINIAN MD (NPI 1477179950) is an individual hematology & oncology provider in Marietta, Ohio, licensed in Ohio (35.156534) and active in the NPI registry since June 2020. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1477179950
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameDR. PETER SHAHINIANCredential: MD
Location Address400 MATTHEW ST STE AMarietta, OH 45750-1644
Mailing Address400 Matthew St Ste AMarietta, OH 45750-1644 · (740) 374-3526
Phone(740) 374-3526
Sole ProprietorNo
Enumeration DateJune 22, 2020
Last NPPES UpdateJune 25, 20262 updates tracked since enumeration
NPPES CertifiedJune 25, 2026
✔ NPI 1477179950 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in OH · 35.156534
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
400 MATTHEW ST STE A, Marietta, OH 45750
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Peter Shahinian Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 45750 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$166.65 typical visit price
range $54.34 – $166.65
Typical copayment $41.66 (range $13.58 – $41.66)
Most-billed visit code 99205
Established Patient
$96.44 typical visit price
range $17.10 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Peter Shahinian's NPI number?

The NPI number for Peter Shahinian is 1477179950. It was assigned to this individual provider in the NPPES registry on June 22, 2020.

Where is Peter Shahinian located?

Peter Shahinian practices at 400 Matthew St Ste A, Marietta, OH 45750. The listed phone number is (740) 374-3526.

What is Peter Shahinian's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Peter Shahinian enrolled in Medicare?

Yes. Peter Shahinian is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Peter Shahinian was last updated on June 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 46 days 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.