Derek Marsee, MD, PHD
NPI 1952592743 · Anatomic Pathology & Clinical Pathology Physician · Sacramento, CA
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derek Marsee, MD, PHD is a Anatomic Pathology & Clinical Pathology Physician provider in Sacramento, CA (NPI 1952592743).
Provider details
- NPI number
- 1952592743
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- 225277 (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
18 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
7,296 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 | 3,689 | $78 |
| Detection Test for Candida Species (yeast), Amplified Probe Technique87481 | 681 | $34 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 542 | $100 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 425 | $116 |
| Measurement of Rna of Bacteria in Vaginal Fluid Specimen81513 | 341 | $140 |
| Detection Test By Nucleic Acid for Trichomonas Vaginalis (genital Parasite), Amplified Probe Technique87661 | 341 | $34 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-08-06
- Last updated
- 2011-04-07
Frequently asked questions
- What is Derek Marsee's NPI number?
- Derek Marsee's National Provider Identifier (NPI) is 1952592743, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derek Marsee's specialty?
- Derek Marsee is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Derek Marsee located?
- Derek Marsee's practice location on file with NPPES is 3301 C Street, Sacramento, CA 95816-3363.
- What is Derek Marsee's phone number?
- The practice phone number listed in the NPPES registry for Derek Marsee is (916) 447-6267.
- Does Derek Marsee accept Medicare?
- Derek Marsee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derek Marsee's NPI active?
- Yes — Derek Marsee's NPI (1952592743) is active in the NPPES registry as of the last update on 2011-04-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.