Mark J. Vonderharr, PA-C
Physician Assistant · Woodland Park, CO
Mark J. Vonderharr, PA-C is a physician assistant with a practice address in Woodland Park, Colorado, and NPI 1518279637, issued on Jul 6, 2010. Check the license with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark J. Vonderharr
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 16222 W US Highway 24 Ste 210, Woodland Park, CO 80863
- Phone
- (719) 365-2960
- Enumerated
- Jul 6, 2010
- Record last updated
- Jan 6, 2023
- Fax
- (719) 374-6212
- Medicare enrollment
- Enrolled (PECOS I20251009002167); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,767 in Colorado → Look up another NPI →
Also registered at 16222 W US Highway 24 Ste 210
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mark J. Vonderharr in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
73% fewer Medicare Part D claims than the average physician assistant in 2024
220 Medicare Part D claims for 82 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 27 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen15 claims
- Ibuprofen14 claims
- Estradiol13 claims
- Omeprazole13 claims
- Lisinopril12 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
- High Plains Community Health Center IncorporatedLamar, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark J. Vonderharr among 3,767 physician assistant records in Colorado
Mark J. Vonderharr, PA-C is one of 3,767 physician assistant 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 2010, is newer than 31% of them.
- NPI issued2010 · 31% of these records are older, 66% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2009 · median 2017 among the 2,351 with a school on file
- Record last updated2023 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 physician assistant records list a practice address in Woodland Park
They are 5 of the 216 NPPES records with a practice address in Woodland Park, and 3,767 physician assistant records in Colorado.
All 3,767 in Colorado → Every provider in Woodland Park → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Taylor Cantrell, PA-CWoodland Park, CO 808631164056529
- Lisa Corley, PA-CWoodland Park, CO 808631194965384
- Katarina Richardson, PA-CWoodland Park, CO 808631194370932
- Shelly Thime, PA-CWoodland Park, CO 808631700834207
- Douglas Bird, PAUsaf Academy, CO 808401750546289
- Scott Carbaugh, PA-CUsaf Academy, CO 808401669582722
- David Clauson, PHYSICIAN ASSISTANTUsaf Academy, CO 808401992190318
- Francis Crosby, PA-C MPASUsaf Academy, CO 808401447384383
Common questions
What is Mark J. Vonderharr, PA-C's NPI number?
Mark J. Vonderharr, PA-C's National Provider Identifier (NPI) is 1518279637, issued on Jul 6, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Mark J. Vonderharr, PA-C located?
The NPPES record lists a practice address at 16222 W US Highway 24 Ste 210, Woodland Park, CO, 80863. Phone: (719) 365-2960. Providers update this record themselves, so call before visiting.
How can I verify Mark J. Vonderharr, PA-C's license?
Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Mark J. Vonderharr, PA-C prescribe under Medicare Part D?
In 2024, Mark J. Vonderharr, PA-C had 220 Medicare Part D claims for 82 beneficiaries; the average among physician assistant prescribers was 830. 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.