Katherine Deem, M.D.
NPI 1265526149 · Anatomic Pathology & Clinical Pathology Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Deem, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Sacramento, CA (NPI 1265526149).
Provider details
- NPI number
- 1265526149
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A62724 (CA)
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
3,250 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) |
|---|---|---|
| Protein Measurement, Serum84165 | 1,821 | $18 |
| Immunologic Analysis Technique on Serum (immunofixation)86334 | 1,086 | $18 |
| Cell Examination of Specimen, Concentration Technique88108 | 113 | $23 |
| Protein Measurement, Body Fluid84166 | 93 | $18 |
| Crystal Identification From Tissue Or Body Fluid89060 | 55 | $18 |
| Immunologic Analysis Technique on Body Fluid, Other Fluids With Concentration86335 | 54 | $18 |
| Hemoglobin Analysis and Measurement, Electrophoresis |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-03
- Last updated
- 2022-12-01
- Certified
- 2022-12-01
Frequently asked questions
- What is Katherine Deem's NPI number?
- Katherine Deem's National Provider Identifier (NPI) is 1265526149, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Deem's specialty?
- Katherine Deem is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Katherine Deem located?
- Katherine Deem's practice location on file with NPPES is 4400 V St, Sacramento, CA 95817-1445.
- What is Katherine Deem's phone number?
- The practice phone number listed in the NPPES registry for Katherine Deem is (916) 734-2525.
- Does Katherine Deem accept Medicare?
- Katherine Deem is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Deem's NPI active?
- Yes — Katherine Deem's NPI (1265526149) is active in the NPPES registry as of the last update on 2022-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.