IndividualActive
Amber Holtz, MD
NPI 1912571332 · Anatomic Pathology & Clinical Pathology Physician · Ann Arbor, MI
Provider details
- NPI number
- 1912571332
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 4351047684 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
Established profile(67/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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.
Practice location
1500 E Medical Center Dr
Ann Arbor, MI 48109-5000
Phone: (734) 936-4000
Street-level locationGet directions
Mailing address
3621 S State St
Ann Arbor, MI 48108-1633
Additional practice locations (1)
- Department of Pathology2800 Plymouth Rd #35-1411Ann Arbor, MI 48109-2800Phone: (734) 764-3270
Registry dates
- Enumerated
- 2021-05-19
- Last updated
- 2025-07-08
- Certified
- 2025-07-08
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.