Doctor profile · Federal record

Dr. Steven Parker, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Phoenix, AZ

  • NPI 1841287794
  • Accepts Medicare
  • MIPS 81.7 / 100 · 2023
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9225 N 3Rd St, 300
Phoenix, AZ 850202439
(602) 445-0751
fax (602) 424-8128

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
April 8, 2016
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Arizona #29606

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841287794. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
867
Distinct HCPCS
4
Medicare allowed
$137,950
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 606 580 $168
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 202 193 $126
99291 Critical care, first 30-74 minutes 48 47 $207
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 11 11 $80

In context: peer comparison

Among 171 peers in Phoenix Internal Medicine Physician, average services per provider: 159. This provider delivers 5.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$146
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $146.13

By nature of payment

Food and Beverage
$146

Frequently asked questions

Auto-generated from federal data
What is Dr. Steven Parker's medical specialty?
Dr. Steven Parker practices Internal Medicine Physician in Phoenix, AZ.
Where does Dr. Steven Parker practice?
Dr. Steven Parker practices at 9225 N 3Rd St, Phoenix, AZ 850202439. Office phone: 6024450751.
What is Dr. Steven Parker's NPI?
Dr. Steven Parker's National Provider Identifier (NPI) is 1841287794, issued by NPPES.
Does Dr. Steven Parker accept Medicare assignment?
Yes. Dr. Steven Parker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Steven Parker commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.