Doctor profile · Federal record

Dr. Jenna Williamson, MD

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Spokane, WA

  • NPI 1891315149
  • Accepts Medicare
  • 6 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
624 E Front Ave
Spokane, WA 992022139
(509) 626-9900
Mailing address
7211 S Moran View St
Spokane, WA 992248506

Credentials & registration

NPPES · NUCC
NPI registered
April 2020 — 6 yrs on file
Profile last updated
July 7, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD61423056

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891315149. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
268
Distinct HCPCS
4
Medicare allowed
$22,173
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 160 61 $78
99239 Hospital discharge day management, more than 30 minutes 46 46 $113
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 40 13 $49
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 22 13 $117

In context: peer comparison

Among 80 peers in Spokane Internal Medicine Physician, average services per provider: 106. This provider delivers 2.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
347
Patients
38
Total drug cost
$5,103
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 47 16 $927
Amlodipine Besylate Generic 31 11 $298
Losartan Potassium Generic 31 0 $546
Carvedilol Generic 30 0 $300
Levothyroxine Sodium Generic 30 0 $487
Gabapentin Generic 29 0 $284
Lisinopril Generic 22 0 $218
Hydrochlorothiazide Generic 18 0 $77
Metoprolol Succinate Generic 18 11 $380
Omeprazole Generic 18 0 $319

Frequently asked questions

Auto-generated from federal data
What is Dr. Jenna Williamson's medical specialty?
Dr. Jenna Williamson practices Internal Medicine Physician in Spokane, WA.
Where does Dr. Jenna Williamson practice?
Dr. Jenna Williamson practices at 624 E Front Ave, Spokane, WA 992022139. Office phone: 5096269900.
What is Dr. Jenna Williamson's NPI?
Dr. Jenna Williamson's National Provider Identifier (NPI) is 1891315149, issued by NPPES.
Does Dr. Jenna Williamson accept Medicare assignment?
Yes. Dr. Jenna Williamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jenna Williamson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.