Theresa L. Clark, M.D.
Psychiatry Physician · Dillon, CO
Theresa L. Clark, M.D. is a psychiatry physician with a practice address in Dillon, Colorado, and NPI 1104015155, issued on Oct 16, 2007. Check the license (Colorado DR.0061413, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Theresa L. Clark
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License numbers
- DR.0061413 CO
ME104695 FL
TRN11797 FL
35.135479 OH
Self-reported in NPPES; status is on the state search - Practice location
- 114 Village Place, Dillon, CO 80435
- Phone
- (970) 455-9004
- Enumerated
- Oct 16, 2007
- Record last updated
- May 17, 2025
- Fax
- (949) 577-4247
- Medicare enrollment
- Enrolled (PECOS I20190501000062); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 990 in Colorado → Look up another NPI →
Also registered at 114 Village Place
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Theresa L. Clark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0061413Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
57% fewer Medicare Part D claims than the average psychiatry physician in 2024
427 Medicare Part D claims for 32 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.
Most prescribed
- Diazepam32 claims
- Venlafaxine Hcl Er32 claims
- Duloxetine Hcl29 claims
- Lamotrigine25 claims
- Propranolol Hcl23 claims
- Methylphenidate Hcl15 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Theresa L. Clark among 990 psychiatry physician records in Colorado
Theresa L. Clark, M.D. is one of 990 psychiatry physician records with a practice address in Colorado. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 38% of them.
- NPI issued2007 · 38% of these records are older, 42% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 35% of these records are
- Graduated2007 · median 2009 among the 351 with a school on file
- Record last updated2025 · 55% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 psychiatry physician record lists a practice address in Dillon
They are 1 of the 86 NPPES records with a practice address in Dillon, and 990 psychiatry physician records in Colorado.
All 990 in Colorado → Every provider in Dillon → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- Andrew Leifer, M.D.Evergreen, CO 804391669693149
- Darren Lish, MDEvergreen, CO 804391518901693
- Mark Stone, MDEvergreen, CO 804391235257320
- William Bruns, M.D.Frisco, CO 804431265442032
- Jules Rosen, MDFrisco, CO 804431497720494
- Lynda Tenhundfeld, MDFrisco, CO 804431730356601
- William Elsass, M.D.Breckenridge, CO 804241194799932
- Nhung Tran, M.D.Morrison, CO 804651700915758
Common questions
What is Theresa L. Clark, M.D.'s NPI number?
Theresa L. Clark, M.D.'s National Provider Identifier (NPI) is 1104015155, issued on Oct 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Theresa L. Clark, M.D. located?
The NPPES record lists a practice address at 114 Village Place, Dillon, CO, 80435. Phone: (970) 455-9004. Providers update this record themselves, so call before visiting.
How can I verify Theresa L. Clark, M.D.'s license?
NPPES lists Colorado license number DR.0061413, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Theresa L. Clark, M.D. prescribe under Medicare Part D?
In 2024, Theresa L. Clark, M.D. had 427 Medicare Part D claims for 32 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.