Thomas Bills, M.D.
NPI 1083096184 · Psychiatry Physician · Saginaw, MI
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Bills, M.D. is a Psychiatry Physician provider in Saginaw, MI (NPI 1083096184).
Provider details
- NPI number
- 1083096184
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301108171 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
341 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 81 | $93 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 80 | $113 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 56 | $75 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 45 | $138 |
| Psychotherapy for Crisis, First Hour90839 | 44 | $125 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 74 | 44 |
| Hydroxyzine Pamoate | 68 | 29 |
| Duloxetine Hcl | 63 | 22 |
| Bupropion Hclbrand: Bupropion Xl | 57 | 14 |
| Quetiapine Fumarate | 56 | 17 |
| Buspirone Hcl | 44 | 19 |
| Clonazepam | 34 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-06-24
- Last updated
- 2015-06-24
Frequently asked questions
- What is Thomas Bills's NPI number?
- Thomas Bills's National Provider Identifier (NPI) is 1083096184, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Bills's specialty?
- Thomas Bills is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Bills located?
- Thomas Bills's practice location on file with NPPES is 1000 Houghton Ave, Saginaw, MI 48602-5303.
- What is Thomas Bills's phone number?
- The practice phone number listed in the NPPES registry for Thomas Bills is (989) 583-6825.
- Does Thomas Bills accept Medicare?
- Thomas Bills is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Bills's NPI active?
- Yes — Thomas Bills's NPI (1083096184) is active in the NPPES registry as of the last update on 2015-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.