James Petterchak, MD
NPI 1598832032 · Forensic Pathology Physician · St. Louis, MO
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Petterchak, MD is a Forensic Pathology Physician provider in St. Louis, MO (NPI 1598832032).
Provider details
- NPI number
- 1598832032
- Entity type
- Individual
- Primary specialty
- Forensic Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036-101883 (IL)
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
19 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
3,301 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 | 1,408 | $35 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 775 | $26 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 456 | $32 |
| Pathology Examination of Tissue Using a Microscope, Moderately Low Complexity88304 | 148 | $10 |
| Special Stained Specimen Slides to Identify Organisms Including Interpretation and Report88312 | 128 | $24 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 115 | $77 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-29
- Last updated
- 2008-10-01
Frequently asked questions
- What is James Petterchak's NPI number?
- James Petterchak's National Provider Identifier (NPI) is 1598832032, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Petterchak's specialty?
- James Petterchak is listed in the NPPES registry with a primary specialty of Forensic Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is James Petterchak located?
- James Petterchak's practice location on file with NPPES is 3015 N. Ballas, St. Louis, MO 63131.
- What is James Petterchak's phone number?
- The practice phone number listed in the NPPES registry for James Petterchak is (314) 996-5551.
- Does James Petterchak accept Medicare?
- James Petterchak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Petterchak's NPI active?
- Yes — James Petterchak's NPI (1598832032) is active in the NPPES registry as of the last update on 2008-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.