Andrew Layman, MD
NPI 1336489004 · Anatomic Pathology & Clinical Pathology Physician · Rochester, MN
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Layman, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Rochester, MN (NPI 1336489004).
Provider details
- NPI number
- 1336489004
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 66824 (MN)
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
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
829 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) |
|---|---|---|
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 304 | $12 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 163 | $37 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 89 | $81 |
| Special Stained Specimen Slides to Identify Organisms Including Interpretation and Report88312 | 58 | $26 |
| Preparation of Tissue for Examination By Removing Any Calcium Present88311 | 51 | $12 |
| Antibody Evaluation, Initial Single Antibody Stain Procedure88346 | 47 | $36 |
Practice location
Mailing address
Additional practice locations (1)
- 600 N Wolfe StThe Johns Hopkins HospitalBaltimore, MD 21287-2109Phone: (410) 955-5000
Registry dates
- Enumerated
- 2013-02-18
- Last updated
- 2020-10-01
- Certified
- 2020-10-01
Frequently asked questions
- What is Andrew Layman's NPI number?
- Andrew Layman's National Provider Identifier (NPI) is 1336489004, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Layman's specialty?
- Andrew Layman is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew Layman located?
- Andrew Layman's practice location on file with NPPES is 200 1st St Sw, Rochester, MN 55905-0001.
- What is Andrew Layman's phone number?
- The practice phone number listed in the NPPES registry for Andrew Layman is (507) 284-2511.
- Does Andrew Layman accept Medicare?
- Andrew Layman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Layman's NPI active?
- Yes — Andrew Layman's NPI (1336489004) is active in the NPPES registry as of the last update on 2020-10-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.