James Mueller, MD
NPI 1639287956 · Anatomic Pathology & Clinical Pathology Physician · Springfield, MA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Mueller, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Springfield, MA (NPI 1639287956).
Provider details
- NPI number
- 1639287956
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 72778 (MA)
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
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
3,078 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 | 1,688 | $36 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 340 | $27 |
| Pathology Examination of Tissue Using a Microscope, Moderately Low Complexity88304 | 216 | $11 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 165 | $79 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 157 | $34 |
| Pathology Examination of Tissue Using a Microscope, Limited Examination88300 | 128 | $4 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-27
- Last updated
- 2014-10-03
Frequently asked questions
- What is James Mueller's NPI number?
- James Mueller's National Provider Identifier (NPI) is 1639287956, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Mueller's specialty?
- James Mueller is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is James Mueller located?
- James Mueller's practice location on file with NPPES is 759 Chestnut St, Springfield, MA 01199-1619.
- What is James Mueller's phone number?
- The practice phone number listed in the NPPES registry for James Mueller is (413) 794-4500.
- Does James Mueller accept Medicare?
- James Mueller is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Mueller's NPI active?
- Yes — James Mueller's NPI (1639287956) is active in the NPPES registry as of the last update on 2014-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.