Sacha Uljon, MD, PHD
NPI 1194897819 · Clinical Pathology/Laboratory Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sacha Uljon, MD, PHD is a Clinical Pathology/Laboratory Medicine Physician provider in Boston, MA (NPI 1194897819).
Provider details
- NPI number
- 1194897819
- Entity type
- Individual
- Primary specialty
- Clinical Pathology/Laboratory Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 228454 (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
1,702 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) |
|---|---|---|
| Immunologic Analysis Technique on Serum86320 | 637 | $18 |
| Coagulation Function Screening Test With Interpretation and Report85390 | 512 | $37 |
| Immunologic Analysis Technique on Serum (immunofixation)86334 | 202 | $18 |
| Measurement of Antibody to Noninfectious Agent86256 | 114 | $18 |
| Immunologic Analysis Technique on Body Fluid86325 | 113 | $18 |
| Crystal Identification From Tissue Or Body Fluid89060 | 57 | $18 |
| Screening Test for Antibody to Noninfectious Agent |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is Sacha Uljon's NPI number?
- Sacha Uljon's National Provider Identifier (NPI) is 1194897819, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sacha Uljon's specialty?
- Sacha Uljon is listed in the NPPES registry with a primary specialty of Clinical Pathology/Laboratory Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sacha Uljon located?
- Sacha Uljon's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6110.
- What is Sacha Uljon's phone number?
- The practice phone number listed in the NPPES registry for Sacha Uljon is (917) 449-0586.
- Does Sacha Uljon accept Medicare?
- Sacha Uljon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sacha Uljon's NPI active?
- Yes — Sacha Uljon's NPI (1194897819) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.