John Ensley, MD
NPI 1063459543 · Internal Medicine Physician · Detroit, MI
Enrolled with Medicare as Order and Referring Only - Medical Oncology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Ensley, MD is a Internal Medicine Physician provider in Detroit, MI (NPI 1063459543).
Provider details
- NPI number
- 1063459543
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 4301041899 (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
20 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
- 2006-06-01
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Ensley's NPI number?
- John Ensley's National Provider Identifier (NPI) is 1063459543, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Ensley's specialty?
- John Ensley is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Ensley located?
- John Ensley's practice location on file with NPPES is Karmanos Cancer Center, Detroit, MI 48201.
- What is John Ensley's phone number?
- The practice phone number listed in the NPPES registry for John Ensley is (800) 527-6266.
- Does John Ensley accept Medicare?
- John Ensley is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Ensley's NPI active?
- Yes — John Ensley's NPI (1063459543) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.