Arash Mohtashamian, M.D.
NPI 1912987215 · Anatomic Pathology & Clinical Pathology Physician · Bethesda, MD
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Arash Mohtashamian, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Bethesda, MD (NPI 1912987215).
Provider details
- NPI number
- 1912987215
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- 01055317A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,849 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 577 | $27 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 334 | $35 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 169 | $77 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 111 | $33 |
| Preparation of Tissue for Examination By Removing Any Calcium Present88311 | 91 | $11 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 88 | $11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$148,861 across 13 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is Arash Mohtashamian's NPI number?
- Arash Mohtashamian's National Provider Identifier (NPI) is 1912987215, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arash Mohtashamian's specialty?
- Arash Mohtashamian is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Arash Mohtashamian located?
- Arash Mohtashamian's practice location on file with NPPES is National Naval Medical Center, Bethesda, MD 20889-0001.
- What is Arash Mohtashamian's phone number?
- The practice phone number listed in the NPPES registry for Arash Mohtashamian is (301) 295-6157.
- Does Arash Mohtashamian accept Medicare?
- Arash Mohtashamian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Arash Mohtashamian's NPI active?
- Yes — Arash Mohtashamian's NPI (1912987215) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.