Jack Chaffin, MD
NPI 1104867662 · Anatomic Pathology & Clinical Pathology Physician · Boise, ID
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jack Chaffin, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Boise, ID (NPI 1104867662).
Provider details
- NPI number
- 1104867662
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- M8872 (ID)
Specialties & taxonomies
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
1,383 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 | 415 | $34 |
| Protein Measurement, Serum84165 | 216 | $16 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 155 | $26 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 121 | $74 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 81 | $32 |
| Pathology Examination of Tissue Using a Microscope, Moderately Low Complexity88304 | 70 | $10 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-06-08
- Last updated
- 2011-10-13
Frequently asked questions
- What is Jack Chaffin's NPI number?
- Jack Chaffin's National Provider Identifier (NPI) is 1104867662, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jack Chaffin's specialty?
- Jack Chaffin is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Jack Chaffin located?
- Jack Chaffin's practice location on file with NPPES is 1055 N Curtis Rd, Boise, ID 83706-1309.
- What is Jack Chaffin's phone number?
- The practice phone number listed in the NPPES registry for Jack Chaffin is (208) 367-2152.
- Does Jack Chaffin accept Medicare?
- Jack Chaffin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jack Chaffin's NPI active?
- Yes — Jack Chaffin's NPI (1104867662) is active in the NPPES registry as of the last update on 2011-10-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.