Doctor profile · Federal record

Dr. Mark Dewey, NP-C

Family Nurse Practitioner (CMS: Nurse Practitioner) · Ivins, UT

  • NPI 1144984220
  • Accepts Medicare
  • 5 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
316 E 1060 S
Ivins, UT 847386250
(435) 229-6333

Credentials & registration

NPPES · NUCC
NPI registered
October 2021 — 5 yrs on file
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Utah #F10210417

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144984220. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
265
Distinct HCPCS
7
Medicare allowed
$18,919
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 61 60 $142
99497 Advance care planning, first 30 minutes 55 45 $62
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 50 39 $41
G0316 Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th 46 24 $25
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 23 20 $65
99498 Advance care planning, each additional 30 minutes 17 16 $58
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 13 12 $97

In context: peer comparison

Among 1 peers in Ivins Family Nurse Practitioner, average services per provider: 37. This provider delivers 7.2× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Dewey's medical specialty?
Dr. Mark Dewey practices Family Nurse Practitioner in Ivins, UT.
Where does Dr. Mark Dewey practice?
Dr. Mark Dewey practices at 316 E 1060 S, Ivins, UT 847386250. Office phone: 4352296333.
What is Dr. Mark Dewey's NPI?
Dr. Mark Dewey's National Provider Identifier (NPI) is 1144984220, issued by NPPES.
Does Dr. Mark Dewey accept Medicare assignment?
Yes. Dr. Mark Dewey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Dewey commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Advance care planning (HCPCS 99497); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.