John Karazim, MD
NPI 1164469102 · Internal Medicine Physician · Bloomfield Hills, MI
John Karazim, MD is a Internal Medicine Physician provider in Bloomfield Hills, MI (NPI 1164469102).
Provider details
- NPI number
- 1164469102
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 4301040146 (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
- 2006-05-31
- Last updated
- 2024-06-04
- Certified
- 2024-06-04
Frequently asked questions
- What is John Karazim's NPI number?
- John Karazim's National Provider Identifier (NPI) is 1164469102, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Karazim's specialty?
- John Karazim is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Karazim located?
- John Karazim's practice location on file with NPPES is 290 Chesterfield Rd, Bloomfield Hills, MI 48304-3522.
- What is John Karazim's phone number?
- The practice phone number listed in the NPPES registry for John Karazim is (248) 649-2323.
- Is John Karazim's NPI active?
- Yes — John Karazim's NPI (1164469102) is active in the NPPES registry as of the last update on 2024-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.