Doctor profile · Federal record
Dr. Maria Westerhoff, M.D.
Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Anatomic Pathology Physician · Ann Arbor, MI
- NPI 1124318787
- Accepts Medicare
- 20 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1500 E Medical Center Dr
Ann Arbor, MI 481095000
(734) 936-4000 - Mailing address
-
3621 S State St
Ann Arbor, MI 481081633
Credentials & registration
- NPI registered
- April 2011 — 15 yrs on file
- Profile last updated
- November 11, 2019
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207ZP0102X — NUCC code
- State licenses (2)
- Michigan #4301113491 · Illinois #036.124402
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124318787. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,179
Distinct HCPCS
10
Medicare allowed
$50,474
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 638 | 274 | $36 | |
88341 |
Special stained specimen slides to examine tissue, each additional procedure | 202 | 53 | $28 | |
88321 |
Surgical pathology consultation and report on referred slides prepared elsewhere | 81 | 80 | $83 | |
88342 |
Special stained specimen slides to examine tissue, initial procedure | 79 | 72 | $34 | |
88307 |
Pathology examination of tissue using a microscope, moderately high complexity | 54 | 45 | $80 | |
88313 |
Special stained specimen slides to examine tissue including interpretation and report | 32 | 21 | $12 | |
88325 |
Surgical pathology consultation and report, comprehensive | 29 | 29 | $133 | |
88304 |
Pathology examination of tissue using a microscope, moderately low complexity | 23 | 22 | $11 | |
88365 |
Genetic sequencing localization, initial procedure | 15 | 15 | $42 | |
88309 |
Pathology examination of tissue using a microscope, high complexity | 13 | 13 | $141 |
In context: peer comparison
Among 26 peers in this city , average services per provider: 150. This provider delivers 7.9× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Maria Westerhoff's medical specialty?
Dr. Maria Westerhoff practices Anatomic Pathology & Clinical Pathology Physician in Ann Arbor, MI.
Where does Dr. Maria Westerhoff practice?
Dr. Maria Westerhoff practices at 1500 E Medical Center Dr, Ann Arbor, MI 481095000. Office phone: 7349364000.
What is Dr. Maria Westerhoff's NPI?
Dr. Maria Westerhoff's National Provider Identifier (NPI) is 1124318787, issued by NPPES.
Does Dr. Maria Westerhoff accept Medicare assignment?
Yes. Dr. Maria Westerhoff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Westerhoff commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Surgical pathology consultation and report on referred slides prepared elsewhere (HCPCS 88321). Source: CMS Medicare Physician & Other Practitioners file.