Janet Chapman, M.D.
NPI 1972723385 · Hematology & Oncology Physician · Royal Oak, MI
Janet Chapman, M.D. is a Hematology & Oncology Physician provider in Royal Oak, MI (NPI 1972723385).
Provider details
- NPI number
- 1972723385
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 4301039925 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Mailing address
Registry dates
- Enumerated
- 2007-04-26
- Last updated
- 2007-07-09
Frequently asked questions
- What is Janet Chapman's NPI number?
- Janet Chapman's National Provider Identifier (NPI) is 1972723385, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janet Chapman's specialty?
- Janet Chapman is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Janet Chapman located?
- Janet Chapman's practice location on file with NPPES is 5130 Coolidge Hwy, Royal Oak, MI 48073-1001.
- What is Janet Chapman's phone number?
- The practice phone number listed in the NPPES registry for Janet Chapman is (248) 288-9500.
- Is Janet Chapman's NPI active?
- Yes — Janet Chapman's NPI (1972723385) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.