Doctor profile · Federal record

Dr. Gregory Umphrey, M.D.

Physical Medicine & Rehabilitation Physician (CMS: Physical Medicine and Rehabilitation) · Neuromuscular Medicine (Physical Medicine & Rehabilitation) Physician · Scottsdale, AZ

  • NPI 1366415515
  • Accepts Medicare
  • MIPS 78.6 / 100 · 2023
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
13400 E Shea Blvd
Scottsdale, AZ 852595452
(480) 301-8000
Additional location
3090 N 3Rd Ave
Phoenix, AZ 85013
(602) 745-2930
fax (602) 745-2964

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
September 21, 2022
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
208100000X — NUCC code
State license (1)
Arizona #37958
Medicaid
AZ #336146

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366415515. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,521
Distinct HCPCS
10
Medicare allowed
$58,429
HCPCS Description Services Patients Avg allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 1,122 182 $1
J7325 Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg 816 11 $9
20611 Aspiration and/or injection of fluid large joint using ultrasound guidance 148 117 $102
76942 Ultrasonic guidance for needle placement 100 76 $57
J0702 Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg 67 26 $6
20552 Injection of trigger points, 1-2 muscles 47 37 $51
99214 Established patient office or other outpatient visit, 30-39 minutes 37 37 $122
27096 Injection of anesthetic or steroid into joint between lower spine and hip bone using imaging guidance 35 32 $180
99203 New patient office or other outpatient visit, 30-44 minutes 35 35 $107
99204 New patient office or other outpatient visit, 45-59 minutes 31 31 $161

In context: peer comparison

Among 12 peers in this city , average services per provider: 163. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
5
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Canon Medical Systems USA, Inc. 2 $66.95
Averitas Pharma Inc. 1 $22.63
HydroCision, Inc. 1 $18.90
DePuy Synthes Sales Inc. 1 $16.28

By nature of payment

Food and Beverage
$125

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Umphrey's medical specialty?
Dr. Gregory Umphrey practices Physical Medicine & Rehabilitation Physician in Scottsdale, AZ.
Where does Dr. Gregory Umphrey practice?
Dr. Gregory Umphrey practices at 13400 E Shea Blvd, Scottsdale, AZ 852595452. Office phone: 4803018000.
What is Dr. Gregory Umphrey's NPI?
Dr. Gregory Umphrey's National Provider Identifier (NPI) is 1366415515, issued by NPPES.
Does Dr. Gregory Umphrey accept Medicare assignment?
Yes. Dr. Gregory Umphrey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Umphrey commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Hyaluronan or derivative, synvisc or synvisc-one, for intra-articular injection, 1 mg (HCPCS J7325); Aspiration and/or injection of fluid large joint using ultrasound guidance (HCPCS 20611). Source: CMS Medicare Physician & Other Practitioners file.