Doctor profile · Federal record

Dr. Heather Wark, M.D., PH.D.

Psychiatry Physician (CMS: Psychiatry) · Psychiatry Physician · Psychiatry Physician · Student in an Organized Health Care Education/Training Program · Houston, TX

  • NPI 1457705279
  • 10 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
921 Gessner RD
Houston, TX 770242501
(713) 242-3000
Additional location
324 E 10Th Ave Ste 178
Salt Lake City, UT 841032885
(801) 408-8502
Mailing address
Po Box 27128
Salt Lake City, UT 841270128

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
September 10, 2025
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State licenses (3)
Texas #V7171 · Missouri #2025019458 · Utah #10534809-1205

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1457705279. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
138
Distinct HCPCS
4
Medicare allowed
$13,808
HCPCS Description Services Patients Avg allowed
90833 Psychotherapy with evaluation and management visit, 30 minutes 58 23 $60
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 40 16 $114
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 24 23 $167
99239 Hospital discharge day management, more than 30 minutes 16 16 $110

In context: peer comparison

Among 88 peers in this city , average services per provider: 167. This provider delivers 0.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Heather Wark's medical specialty?
Dr. Heather Wark practices Psychiatry Physician in Houston, TX.
Where does Dr. Heather Wark practice?
Dr. Heather Wark practices at 921 Gessner RD, Houston, TX 770242501. Office phone: 7132423000.
What is Dr. Heather Wark's NPI?
Dr. Heather Wark's National Provider Identifier (NPI) is 1457705279, issued by NPPES.
Does Dr. Heather Wark accept Medicare assignment?
Dr. Heather Wark does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Heather Wark commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy with evaluation and management visit (HCPCS 90833); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.