Doctor profile · Federal record

Dr. Matthew Parker, DO

Internal Medicine Physician (CMS: Internal Medicine) · Sierra Vista, AZ

  • NPI 1750875191
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5700 E Highway 90
Sierra Vista, AZ 856359110
(520) 263-2000

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Profile last updated
September 29, 2022
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Arizona #008927

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750875191. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
961
Distinct HCPCS
5
Medicare allowed
$122,044
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 353 169 $115
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 245 230 $168
99239 Hospital discharge day management, more than 30 minutes 176 168 $111
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 139 78 $77
99291 Critical care, first 30-74 minutes 48 27 $207

In context: peer comparison

Among 9 peers in Sierra Vista Internal Medicine Physician, average services per provider: 137. This provider delivers 7.0× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Parker's medical specialty?
Dr. Matthew Parker practices Internal Medicine Physician in Sierra Vista, AZ.
Where does Dr. Matthew Parker practice?
Dr. Matthew Parker practices at 5700 E Highway 90, Sierra Vista, AZ 856359110. Office phone: 5202632000.
What is Dr. Matthew Parker's NPI?
Dr. Matthew Parker's National Provider Identifier (NPI) is 1750875191, issued by NPPES.
Does Dr. Matthew Parker accept Medicare assignment?
Yes. Dr. Matthew Parker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Parker commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.