John Oscherwitz, MD
NPI 1013994284 · Anatomic Pathology & Clinical Pathology Physician · Indianapolis, IN
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Oscherwitz, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Indianapolis, IN (NPI 1013994284).
Provider details
- NPI number
- 1013994284
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01057694A (IN)
Specialties & taxonomies
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
634 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 352 | $42 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 138 | $86 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 98 | $109 |
| Special Stained Specimen Slides to Identify Organisms Including Interpretation and Report88312 | 46 | $117 |
Typical Medicare-allowed amounts for these services range $42–$117 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-28
- Last updated
- 2015-05-01
Frequently asked questions
- What is John Oscherwitz's NPI number?
- John Oscherwitz's National Provider Identifier (NPI) is 1013994284, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Oscherwitz's specialty?
- John Oscherwitz is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is John Oscherwitz located?
- John Oscherwitz's practice location on file with NPPES is 2560 N. Shadeland Ave., Indianapolis, IN 46219-1706.
- What is John Oscherwitz's phone number?
- The practice phone number listed in the NPPES registry for John Oscherwitz is (317) 275-8072.
- Does John Oscherwitz accept Medicare?
- John Oscherwitz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Oscherwitz's NPI active?
- Yes — John Oscherwitz's NPI (1013994284) is active in the NPPES registry as of the last update on 2015-05-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.