Mark a Kallus MD PC
NPI 1407900681 · Internal Medicine Physician · Coldwater, MI
Mark a Kallus MD PC is a Internal Medicine Physician organization in Coldwater, MI (NPI 1407900681).
Provider details
- NPI number
- 1407900681
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Mark Kallus, Physician(517) 278-8871
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
- 2007-01-23
- Last updated
- 2010-02-04
Frequently asked questions
- What is Mark a Kallus MD PC's NPI number?
- Mark a Kallus MD PC's National Provider Identifier (NPI) is 1407900681, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Mark a Kallus MD PC?
- Mark a Kallus MD PC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark a Kallus MD PC located?
- Mark a Kallus MD PC's practice location on file with NPPES is 360 E Chicago St, Coldwater, MI 49036-2086.
- What is Mark a Kallus MD PC's phone number?
- The practice phone number listed in the NPPES registry for Mark a Kallus MD PC is (517) 278-8871.
- Who is the authorized official for Mark a Kallus MD PC?
- The authorized official listed on Mark a Kallus MD PC's NPPES record is Mark Kallus, Physician. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Mark a Kallus MD PC's NPI active?
- Yes — Mark a Kallus MD PC's NPI (1407900681) is active in the NPPES registry as of the last update on 2010-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.