Jonathan Fromm
NPI 1073691432 · Hematology (Pathology) Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jonathan Fromm is a Hematology (Pathology) Physician provider in Seattle, WA (NPI 1073691432).
Provider details
- NPI number
- 1073691432
- Entity type
- Individual
- Primary specialty
- Hematology (Pathology) PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- MD00041867 (WA)
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
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
226 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) |
|---|---|---|
| Flow Cytometry Technique for Dna Or Cell Analysis, 16 Or More Markers88189 | 109 | $89 |
| Flow Cytometry Technique for Dna Or Cell Analysis, 9 to 15 Markers88188 | 35 | $67 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 22 | $40 |
| Surgical Pathology Consultation and Report on Referred Slides Prepared Elsewhere88321 | 18 | $90 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 17 | $38 |
| Blood Smear Interpretation By Physician With Written Report85060 | 13 | $26 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-02
- Last updated
- 2011-11-28
Frequently asked questions
- What is Jonathan Fromm's NPI number?
- Jonathan Fromm's National Provider Identifier (NPI) is 1073691432, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jonathan Fromm's specialty?
- Jonathan Fromm is listed in the NPPES registry with a primary specialty of Hematology (Pathology) Physician (Allopathic & Osteopathic Physicians).
- Where is Jonathan Fromm located?
- Jonathan Fromm's practice location on file with NPPES is University of Washington Medical Ctr, Seattle, WA 98195-0001.
- What is Jonathan Fromm's phone number?
- The practice phone number listed in the NPPES registry for Jonathan Fromm is (206) 598-6131.
- Does Jonathan Fromm accept Medicare?
- Jonathan Fromm is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jonathan Fromm's NPI active?
- Yes — Jonathan Fromm's NPI (1073691432) is active in the NPPES registry as of the last update on 2011-11-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.