Ronald Balassanian, MD
NPI 1043282379 · Anatomic Pathology & Clinical Pathology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ronald Balassanian, MD is a Anatomic Pathology & Clinical Pathology Physician provider in San Francisco, CA (NPI 1043282379).
Provider details
- NPI number
- 1043282379
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 231336 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
944 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Cell Examination of Specimen, Selective Cellular Enhancement Technique88112 | 182 | $31 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 162 | $31 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 139 | $42 |
| Evaluation of Fine Needle Aspirate With Interpretation and Report88173 | 117 | $78 |
| Evaluation of Fine Needle Aspirate88172 | 109 | $40 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 41 | $39 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-02
- Last updated
- 2012-09-05
Frequently asked questions
- What is Ronald Balassanian's NPI number?
- Ronald Balassanian's National Provider Identifier (NPI) is 1043282379, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Balassanian's specialty?
- Ronald Balassanian is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Balassanian located?
- Ronald Balassanian's practice location on file with NPPES is 1600 Divisadero St, San Francisco, CA 94115-3010.
- What is Ronald Balassanian's phone number?
- The practice phone number listed in the NPPES registry for Ronald Balassanian is (415) 514-6642.
- Does Ronald Balassanian accept Medicare?
- Ronald Balassanian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ronald Balassanian's NPI active?
- Yes — Ronald Balassanian's NPI (1043282379) is active in the NPPES registry as of the last update on 2012-09-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.