Arnold Markowitz, M.D., P.C.
NPI 1326213786 · Internal Medicine Physician · Keego Harbor, MI
Arnold Markowitz, M.D., P.C. is a Internal Medicine Physician organization in Keego Harbor, MI (NPI 1326213786).
Provider details
- NPI number
- 1326213786
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Arnold Markowitz, Owner(248) 681-0360
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
18 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
- 2008-04-28
- Last updated
- 2008-06-02
Frequently asked questions
- What is Arnold Markowitz, M.D., P.C.'s NPI number?
- Arnold Markowitz, M.D., P.C.'s National Provider Identifier (NPI) is 1326213786, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Arnold Markowitz, M.D., P.C.?
- Arnold Markowitz, M.D., P.C. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Arnold Markowitz, M.D., P.C. located?
- Arnold Markowitz, M.D., P.C.'s practice location on file with NPPES is 2112 Cass Lake Rd, Keego Harbor, MI 48320-1272.
- What is Arnold Markowitz, M.D., P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Arnold Markowitz, M.D., P.C. is (248) 681-0360.
- Who is the authorized official for Arnold Markowitz, M.D., P.C.?
- The authorized official listed on Arnold Markowitz, M.D., P.C.'s NPPES record is Arnold Markowitz, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Arnold Markowitz, M.D., P.C.'s NPI active?
- Yes — Arnold Markowitz, M.D., P.C.'s NPI (1326213786) is active in the NPPES registry as of the last update on 2008-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.