Doctor profile · Federal record

Dr. Marilyn Shook, PA

Surgical Physician Assistant (CMS: Physician Assistant) · Physician Assistant · Medical Physician Assistant · Houston, TX

  • NPI 1750582847
  • Accepts Medicare
  • MIPS 70.1 / 100 · 2023
  • 19 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
18885 Katy Fwy Fl 2
Houston, TX 770941103
(281) 829-2000
Additional location
2600 North Loop W Ste 100
Houston, TX 770928915
(713) 650-6900
Mailing address
Po Box 207
Houston, TX 770010207

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
April 22, 2025
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
363AS0400X — NUCC code
State license (1)
Texas #PA05255

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750582847. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
18
Distinct HCPCS
1
Medicare allowed
$3,004
HCPCS Description Services Patients Avg allowed
27447 Replacement of knee joint, both sides of knee 18 18 $167

In context: peer comparison

Among 33 peers in Houston Surgical Physician Assistant, average services per provider: 48. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$7,863
Transactions
34
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Heron Therapeutics, INC. 18 $6,787.33
Stryker Corporation 9 $815.23
Medinc of Texas 2 $155.89
Radius Health, INC. 2 $49.33
Amgen INC. 2 $41.93
Bioventus LLC 1 $13.55

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$4,944
Travel and Lodging
$1,222
Food and Beverage
$1,172
Consulting Fee
$525

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
242
Patients
111
Total drug cost
$1,713
Drug Type Claims Patients Total cost
Meloxicam Generic 133 46 $709
Celecoxib Generic 44 12 $667
Tramadol Hcl Generic 33 30 $130
Acetaminophen-Codeine (Acetaminophen With Codeine) Brand 32 23 $206

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marilyn Shook's medical specialty?
Dr. Marilyn Shook practices Surgical Physician Assistant in Houston, TX.
Where does Dr. Marilyn Shook practice?
Dr. Marilyn Shook practices at 18885 Katy Fwy Fl 2, Houston, TX 770941103. Office phone: 2818292000.
What is Dr. Marilyn Shook's NPI?
Dr. Marilyn Shook's National Provider Identifier (NPI) is 1750582847, issued by NPPES.
Does Dr. Marilyn Shook accept Medicare assignment?
Yes. Dr. Marilyn Shook accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marilyn Shook commonly perform?
Top Medicare-reported procedures in 2023: Replacement of knee joint, both sides of knee (HCPCS 27447). Source: CMS Medicare Physician & Other Practitioners file.