Theresa Clark, M.D.
NPI 1104015155 · Psychiatry Physician · Dillon, CO
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theresa Clark, M.D. is a Psychiatry Physician provider in Dillon, CO (NPI 1104015155).
Provider details
- NPI number
- 1104015155
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 35.135479 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
117 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 | 117 | $129 |
Typical Medicare-allowed amounts for these services range $129–$129 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 32 |
| Diazepam | 32 |
| Duloxetine Hcl | 29 |
| Lamotrigine | 25 |
| Propranolol Hcl | 23 |
| Methylphenidate Hcl | 15 |
| Alprazolam | 14 |
| Donepezil Hcl | 14 |
| Lithium Carbonatebrand: Lithium Carbonate Er | 14 |
Practice location
Mailing address
Additional practice locations (1)
- 777 Bannock StDenver, CO 80204-4507Phone: (303) 436-3000
Registry dates
- Enumerated
- 2007-10-16
- Last updated
- 2025-05-17
- Certified
- 2025-05-17
Frequently asked questions
- What is Theresa Clark's NPI number?
- Theresa Clark's National Provider Identifier (NPI) is 1104015155, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theresa Clark's specialty?
- Theresa Clark is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Theresa Clark located?
- Theresa Clark's practice location on file with NPPES is 114 Village Place, Dillon, CO 80435.
- What is Theresa Clark's phone number?
- The practice phone number listed in the NPPES registry for Theresa Clark is (970) 455-9004.
- Does Theresa Clark accept Medicare?
- Theresa Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theresa Clark's NPI active?
- Yes — Theresa Clark's NPI (1104015155) is active in the NPPES registry as of the last update on 2025-05-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.