NPPES file of Aug 9, 2026

Karen Cross Locke, MD

Family Medicine Physician · Carbondale, CO

Karen Cross Locke, MD is a family medicine physician with a practice address in Carbondale, Colorado, and NPI 1992708622, issued on May 27, 2005. Check the license (Colorado DR.0038022, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1992708622
Name
Karen Cross Locke
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
DR.0038022 CO
38022 CO
Self-reported in NPPES; status is on the state search
Practice location
978 Euclid Ave, Carbondale, CO 81623
Phone
(970) 963-3350
Enumerated
May 27, 2005
Record last updated
Nov 18, 2022
Fax
(970) 963-1082
Medicare enrollment
Enrolled (PECOS I20251104003701); accepts Medicare assignment
Medical or professional school
University Of Kansas School Of Med (Kc/Wich/Sal), 1991
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 978 Euclid Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Jennifer Bouchet, LCSWClinical Social Worker1689198962
  2. Ivy Chalmers, PACMedical Physician Assistant1376673582
  3. Andrew Gisleson, D.O.Family Medicine Physician1679913560
  4. Shana LightFamily Nurse Practitioner1629670096
  5. Daniel Smith, DOFamily Medicine Physician1245225093
  6. Lauren Sontag, M.D.Family Medicine Physician1851684963

Verify Karen Cross Locke in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license DR.0038022
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Colorado license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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30% more Medicare Part D claims than the average family medicine physician in 2024

4,618 Medicare Part D claims for 405 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 196 claims were for opioids.

  1. Karen Locke4,618
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium339 claims
  2. Levothyroxine Sodium320 claims
  3. Losartan Potassium135 claims
  4. Rosuvastatin Calcium121 claims
  5. Trazodone Hcl117 claims
  6. Amlodipine Besylate115 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.

The MIPS final score for 2023 (Medicare payment program): 88 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score72.4
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

3 hospital affiliations

  1. Valley View Hospital AssociationCarbondale, CO · Acute Care Hospitals4 of 5 stars
  2. Southeast Alaska Regional Health ConsortiumSitka, AK · Critical Access Hospitals3 of 5 stars
  3. Grand River Hospital DistrictRifle, CO · Critical Access Hospitals

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

9 family medicine physician records list a practice address in Carbondale

They are 9 of the 163 NPPES records with a practice address in Carbondale, and 3,563 family medicine physician records in Colorado.

Other family medicine physician records in Colorado

  1. Eric Abbott, D.O.Colorado Springs, CO1255522876
  2. John Abbott, D.O.Lamar, CO1255477790
  3. Rasha Abdelsalam, MDDenver, CO1891058467
  4. Baiju Abdulla, M.B.B.S.Colorado Springs, CO1316119076
  5. Nathalie Abisror, MDCastle Pines, CO1336634922
  6. Ashley Abrahamson, DOPueblo, CO1497324065
  7. Lara Abrahamson, MDFort Collins, CO1538145289
  8. Pamela Abrams, MDBroomfield, CO1073514188
  9. Hemamalini Achuthan, MDLakewood, CO1205982881
  10. Chris Adams, D.O.Limon, CO1144285248

Common questions

What is Karen Cross Locke, MD's NPI number?

Karen Cross Locke, MD's National Provider Identifier (NPI) is 1992708622, issued on May 27, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Karen Cross Locke, MD located?

The NPPES record lists a practice address at 978 Euclid Ave, Carbondale, CO, 81623. Phone: (970) 963-3350. Providers update this record themselves, so call before visiting.

How can I verify Karen Cross Locke, MD's license?

NPPES lists Colorado license number DR.0038022, 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 Karen Cross Locke, MD prescribe under Medicare Part D?

In 2024, Karen Cross Locke, MD had 4,618 Medicare Part D claims for 405 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

What is Karen Cross Locke, MD's MIPS final score?

The 2023 MIPS final score is 88 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.