OrganizationActive
Hal F. Martens, D.O., PLC
NPI 1649228842 · Rheumatology Physician · Flint, MI
Hal F. Martens, D.O., PLC is a Rheumatology Physician organization in Flint, MI (NPI 1649228842).
Provider details
- NPI number
- 1649228842
- Entity type
- Organization
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Hal Martens, Owner(810) 249-0140
- License
- 5101009406 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
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
G3535 Beecher Rd
Suite C
Flint, MI 48532-2700
Phone: (810) 249-0140
Fax: (810) 249-0142
Street-level locationGet directions
Mailing address
G3535 Beecher Rd
Flint, MI 48532-2700
Registry dates
- Enumerated
- 2006-05-04
- Last updated
- 2020-08-22
Frequently asked questions
- What is Hal F. Martens, D.O., PLC's NPI number?
- Hal F. Martens, D.O., PLC's National Provider Identifier (NPI) is 1649228842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Hal F. Martens, D.O., PLC?
- Hal F. Martens, D.O., PLC is classified in the NPPES registry as Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Hal F. Martens, D.O., PLC located?
- Hal F. Martens, D.O., PLC's practice location on file with NPPES is G3535 Beecher Rd, Flint, MI 48532-2700.
- What is Hal F. Martens, D.O., PLC's phone number?
- The practice phone number listed in the NPPES registry for Hal F. Martens, D.O., PLC is (810) 249-0140.
- Who is the authorized official for Hal F. Martens, D.O., PLC?
- The authorized official listed on Hal F. Martens, D.O., PLC's NPPES record is Hal Martens, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Hal F. Martens, D.O., PLC's NPI active?
- Yes — Hal F. Martens, D.O., PLC's NPI (1649228842) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.