John Philip Clark, MD
Family Medicine Physician · Littleton, CO
John Philip Clark, MD is a family medicine physician with a practice address in Littleton, Colorado, and NPI 1033197983, issued on Jan 1, 2006. Check the license (Colorado 0054601, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- John Philip Clark
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- 0054601 CO
01066245A IN
44937 MN
Self-reported in NPPES; status is on the state search - Practice location
- 7600 Shaffer Pkwy, Littleton, CO 80127
- Phone
- (303) 338-4545
- Enumerated
- Jan 1, 2006
- Record last updated
- Dec 16, 2025
- Medicaid IDs
- 96125268 CO
200962010 IN - Medicare enrollment
- Enrolled (PECOS I20150420000539); accepts Medicare assignment
- Medical or professional school
- Ohio State University College Of Medicine, 1993
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,563 in Colorado → Look up another NPI →
Also registered at 7600 Shaffer Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Audrey BroomNurse's Aide1578690590
Verify John Philip Clark in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 0054601Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average family medicine physician in 2024
331 Medicare Part D claims for 215 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 21 claims were for opioids.
Most prescribed
- Prednisone42 claims
- Ondansetron Odt25 claims
- Doxycycline Monohydrate22 claims
- Cefuroxime19 claims
- Sulfamethoxazole-Trimethoprim19 claims
- Doxycycline Hyclate18 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.
Bills Medicare through one group practice
- Colorado Permanente Medical Group PCDenver, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Philip Clark among 3,563 family medicine physician records in Colorado
John Philip Clark, MD is one of 3,563 family medicine physician records with a practice address in Colorado. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 12% of them.
- NPI issued2006 · 12% of these records are older, 56% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1993 · median 2008 among the 2,077 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
95 family medicine physician records list a practice address in Littleton
They are 95 of the 3,918 NPPES records with a practice address in Littleton, and 3,563 family medicine physician records in Colorado.
All 3,563 in Colorado → Every provider in Littleton → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Amy Chudik, DOLittleton, CO 801271558498592
- Kelli Glaser, DOLittleton, CO 801271962448407
- Richard Glasser, M.D.Littleton, CO 801271255332482
- Charles Goldstein, D.O.Littleton, CO 801271649256041
- Jason Grope, M.D.Littleton, CO 801271831276146
- Douglas Hansen, M.D.Littleton, CO 801271184773400
- Julie Jeffers, DOLittleton, CO 801271508943788
- David Kauffman, M.D.Littleton, CO 801271265576870
Common questions
What is John Philip Clark, MD's NPI number?
John Philip Clark, MD's National Provider Identifier (NPI) is 1033197983, issued on Jan 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Philip Clark, MD located?
The NPPES record lists a practice address at 7600 Shaffer Pkwy, Littleton, CO, 80127. Phone: (303) 338-4545. Providers update this record themselves, so call before visiting.
How can I verify John Philip Clark, MD's license?
NPPES lists Colorado license number 0054601, 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 John Philip Clark, MD prescribe under Medicare Part D?
In 2024, John Philip Clark, MD had 331 Medicare Part D claims for 215 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.