John Henry Williams, PA-C
Physician Assistant · Highlands Ranch, CO
John Henry Williams, PA-C is a physician assistant with a practice address in Highlands Ranch, Colorado, and NPI 1215548656, issued on Aug 10, 2020. Check the license (Colorado PA.0006293, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John Henry Williams
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA.0006293 CO
Self-reported in NPPES; status is on the state search - Practice location
- 640 Plaza Dr Ste 270, Highlands Ranch, CO 80129
- Phone
- (303) 626-8501
- Enumerated
- Aug 10, 2020
- Record last updated
- Apr 15, 2024
- Fax
- (720) 925-5897
- Medicare enrollment
- Enrolled (PECOS I20221008000292); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 3,767 in Colorado → Look up another NPI →
Also registered at 640 Plaza Dr Ste 270
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify John Henry Williams in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license PA.0006293Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average physician assistant in 2024
466 Medicare Part D claims for 182 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 290 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen62 claims
- Oxycodone Hcl56 claims
- Oxycodone-Acetaminophen56 claims
- Buprenorphine33 claims
- Morphine Sulfate Er27 claims
- Gabapentin24 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.
Industry payments in 2024: $935.82
23 payments; by number, the most common kind was food and beverage; the largest payer was Nevro Corp. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Mountain View Pain SpecialistsAurora, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Henry Williams among 3,767 physician assistant records in Colorado
John Henry Williams, 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 2020, is newer than 67% of them.
- NPI issued2020 · 67% of these records are older, 28% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2020 · median 2017 among the 2,351 with a school on file
- Record last updated2024 · 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).
39 physician assistant records list a practice address in Highlands Ranch
They are 39 of the 1,361 NPPES records with a practice address in Highlands Ranch, and 3,767 physician assistant records in Colorado.
All 3,767 in Colorado → Every provider in Highlands Ranch → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Hannah Addison, PAHighlands Ranch, CO 801291669040044
- Wade Bennett, PAHighlands Ranch, CO 801291639128192
- Carrie Chanos, PA-CHighlands Ranch, CO 801291194028159
- Daffeny Glotzbach, PA-CHighlands Ranch, CO 801291962413021
- Mahin Jalilfar, PACHighlands Ranch, CO 801291245229160
- Janice Johnsen, PAHighlands Ranch, CO 801291154304145
- Ashley Luebbert, PA-CHighlands Ranch, CO 801291841841582
- Beth PoeppelmanHighlands Ranch, CO 801291003257742
Common questions
What is John Henry Williams, PA-C's NPI number?
John Henry Williams, PA-C's National Provider Identifier (NPI) is 1215548656, issued on Aug 10, 2020. An NPI identifies a provider in billing; it is not a license.
Where is John Henry Williams, PA-C located?
The NPPES record lists a practice address at 640 Plaza Dr Ste 270, Highlands Ranch, CO, 80129. Phone: (303) 626-8501. Providers update this record themselves, so call before visiting.
How can I verify John Henry Williams, PA-C's license?
NPPES lists Colorado license number PA.0006293, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does John Henry Williams, PA-C prescribe under Medicare Part D?
In 2024, John Henry Williams, PA-C had 466 Medicare Part D claims for 182 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.