Robert Leonard, M.D.
NPI 1710991443 · Hematology & Oncology Physician · Grosse Pointe Woods, MI
Enrolled with Medicare as Practitioner - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Leonard, M.D. is a Hematology & Oncology Physician provider in Grosse Pointe Woods, MI (NPI 1710991443).
Provider details
- NPI number
- 1710991443
- Entity type
- Individual
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- RL050783 (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
- 2006-07-28
- Last updated
- 2014-04-22
Frequently asked questions
- What is Robert Leonard's NPI number?
- Robert Leonard's National Provider Identifier (NPI) is 1710991443, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Leonard's specialty?
- Robert Leonard is listed in the NPPES registry with a primary specialty of Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Leonard located?
- Robert Leonard's practice location on file with NPPES is 19229 Mack Ave, Grosse Pointe Woods, MI 48236.
- What is Robert Leonard's phone number?
- The practice phone number listed in the NPPES registry for Robert Leonard is (313) 884-5522.
- Does Robert Leonard accept Medicare?
- Robert Leonard is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Leonard's NPI active?
- Yes — Robert Leonard's NPI (1710991443) is active in the NPPES registry as of the last update on 2014-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.