Doctor profile · Federal record

Dr. John Williams, PA-C

Physician Assistant · Highlands Ranch, CO

  • NPI 1215548656
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
640 Plaza Dr Ste 270
Highlands Ranch, CO 801292508
(303) 626-8501
fax (720) 925-5897
Mailing address
5445 Dtc Pkwy Ste 1130
Greenwood Village, CO 801113038

Credentials & registration

NPPES · NUCC
NPI registered
August 2020 — 6 yrs on file
Profile last updated
April 15, 2024
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Colorado #PA.0006293

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215548656. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
49
Distinct HCPCS
2
Medicare allowed
$4,495
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 27 19 $77
99214 Established patient office or other outpatient visit, 30-39 minutes 22 21 $109

In context: peer comparison

Among 7 peers in this city , average services per provider: 92. This provider delivers 0.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$936
Transactions
23
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Nevro Corp. 11 $377.02
ABBVIE INC. 10 $350.76
Saluda Medical Americas, Inc. 1 $189.28
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $18.76

By nature of payment

Food and Beverage
$936

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
818
Patients
346
Total drug cost
$52,759
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 148 63 $2,365
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 92 44 $2,734
Gabapentin Generic 83 36 $2,065
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 82 43 $2,547
Morphine Sulfate Er (Morphine Sulfate) Brand 63 23 $1,004
Tizanidine Hcl Generic 62 18 $723
Pregabalin Generic 57 25 $1,439
Methocarbamol Generic 41 20 $890
Buprenorphine Generic 35 21 $14,972
Diclofenac Sodium Generic 35 13 $734

Frequently asked questions

Auto-generated from federal data
What is Dr. John Williams's medical specialty?
Dr. John Williams practices Physician Assistant in Highlands Ranch, CO.
Where does Dr. John Williams practice?
Dr. John Williams practices at 640 Plaza Dr Ste 270, Highlands Ranch, CO 801292508. Office phone: 3036268501.
What is Dr. John Williams's NPI?
Dr. John Williams's National Provider Identifier (NPI) is 1215548656, issued by NPPES.
Does Dr. John Williams accept Medicare assignment?
Yes. Dr. John Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.