Doctor profile · Federal record

Dr. Karyn Robertson, PA

Surgical Physician Assistant (CMS: Physician Assistant) · Physician Assistant · Surgical Physician Assistant · Mesa, AZ

  • NPI 1871590661
  • Accepts Medicare
  • 42 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7165 E University Dr Ste 183
Mesa, AZ 852076415
(480) 668-5000
fax (480) 668-5065
Mailing address
7165 E University Dr Ste 187
Mesa, AZ 852076415

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
March 8, 2022
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
363AS0400X — NUCC code
State licenses (2)
Arizona #1339 · New York #002551
Medicaid
AZ #109160

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871590661. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
643
Distinct HCPCS
4
Medicare allowed
$54,174
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 465 397 $75
99214 Established patient office or other outpatient visit, 30-39 minutes 137 116 $106
36471 Injection of chemical agent into multiple incompetent veins of leg 22 11 $170
99441 Telephone medical discussion with physician, 5-10 minutes 19 19 $47

In context: peer comparison

Among 11 peers in Mesa Surgical Physician Assistant, average services per provider: 53. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$272
Transactions
5
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Endologix LLC 1 $177.87
Medtronic, INC. 1 $38.44
Baxter Healthcare 1 $20.58
Inari Medical, INC. 1 $18.23
Janssen Pharmaceuticals, INC 1 $16.76

By nature of payment

Food and Beverage
$272

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
377
Patients
177
Total drug cost
$48,877
Drug Type Claims Patients Total cost
Clopidogrel (Clopidogrel Bisulfate) Brand 147 60 $2,288
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 62 55 $167
Cilostazol Generic 60 20 $1,929
Diazepam Generic 47 42 $50
Eliquis (Apixaban) Brand 39 0 $29,255
Xarelto (Rivaroxaban) Brand 22 0 $15,188

Frequently asked questions

Auto-generated from federal data
What is Dr. Karyn Robertson's medical specialty?
Dr. Karyn Robertson practices Surgical Physician Assistant in Mesa, AZ.
Where does Dr. Karyn Robertson practice?
Dr. Karyn Robertson practices at 7165 E University Dr Ste 183, Mesa, AZ 852076415. Office phone: 4806685000.
What is Dr. Karyn Robertson's NPI?
Dr. Karyn Robertson's National Provider Identifier (NPI) is 1871590661, issued by NPPES.
Does Dr. Karyn Robertson accept Medicare assignment?
Yes. Dr. Karyn Robertson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karyn Robertson 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); Injection of chemical agent into multiple incompetent veins of leg (HCPCS 36471). Source: CMS Medicare Physician & Other Practitioners file.