Doctor profile · Federal record

Dr. Robert Sawyer, M.D.

Gastroenterology Physician · Mesa, AZ

  • NPI 1487616892
  • MIPS 75.0 / 100 · 2023
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
603 W Baseline RD Ste 200
Mesa, AZ 852106047
(480) 461-1088
fax (480) 461-1657
Additional location
1520 S Dobson RD, Suite 302
Mesa, AZ 852024725
Additional location
21321 E Ocotillo RD Ste 114
Queen Creek, AZ 851425994
Mailing address
3020 E Camelback RD, Ste. 301
Phoenix, AZ 85016

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
November 27, 2023
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Arizona #18601

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487616892. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,248
Distinct HCPCS
10
Medicare allowed
$205,793
HCPCS Description Services Patients Avg allowed
J3380 Injection, vedolizumab, 1 mg 5,700 12 $19
J1745 Injection, infliximab, excludes biosimilar, 10 mg 850 12 $33
99214 Established patient office or other outpatient visit, 30-39 minutes 172 129 $123
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 124 12 $46
99213 Established patient office or other outpatient visit, 20-29 minutes 117 103 $87
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 76 12 $60
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 44 44 $89
45380 Biopsy of large bowel using a flexible endoscope 40 39 $170
96413 Administration of chemotherapy into vein, 1 hour or less 21 14 $115
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 17 11 $61

In context: peer comparison

Among 12 peers in this city , average services per provider: 195. This provider delivers 37× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$22
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Organon Llc 1 $21.73

By nature of payment

Food and Beverage
$22

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
812
Patients
250
Total drug cost
$77,683
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 314 106 $5,474
Omeprazole Generic 158 44 $2,273
Colesevelam Hcl Generic 54 15 $10,898
Esomeprazole Magnesium Generic 40 15 $4,059
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 38 37 $2,931
Linzess (Linaclotide) Brand 33 0 $25,986
Dexlansoprazole Dr (Dexlansoprazole) Brand 30 0 $16,919
Rabeprazole Sodium Generic 27 0 $795
Dicyclomine Hcl Generic 22 12 $239
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 21 21 $3,466

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Sawyer's medical specialty?
Dr. Robert Sawyer practices Gastroenterology Physician in Mesa, AZ.
Where does Dr. Robert Sawyer practice?
Dr. Robert Sawyer practices at 603 W Baseline RD Ste 200, Mesa, AZ 852106047. Office phone: 4804611088.
What is Dr. Robert Sawyer's NPI?
Dr. Robert Sawyer's National Provider Identifier (NPI) is 1487616892, issued by NPPES.
What procedures does Dr. Robert Sawyer commonly perform?
Top Medicare-reported procedures in 2023: Injection, vedolizumab, 1 mg (HCPCS J3380); Injection, infliximab, excludes biosimilar, 10 mg (HCPCS J1745); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.