Thomas Hartman, M.D.
NPI 1346539525 · Psychiatry Physician · Chicago, IL
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Hartman, M.D. is a Psychiatry Physician provider in Chicago, IL (NPI 1346539525).
Provider details
- NPI number
- 1346539525
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 036-135722 (IL)
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
15 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
- 2011-03-28
- Last updated
- 2017-01-23
Frequently asked questions
- What is Thomas Hartman's NPI number?
- Thomas Hartman's National Provider Identifier (NPI) is 1346539525, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Hartman's specialty?
- Thomas Hartman is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Hartman located?
- Thomas Hartman's practice location on file with NPPES is 333 N Michigan Ave, Chicago, IL 60601-3901.
- What is Thomas Hartman's phone number?
- The practice phone number listed in the NPPES registry for Thomas Hartman is (312) 540-9955.
- Does Thomas Hartman accept Medicare?
- Thomas Hartman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Hartman's NPI active?
- Yes — Thomas Hartman's NPI (1346539525) is active in the NPPES registry as of the last update on 2017-01-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.