Doctor profile · Federal record

Dr. Carolyn Houk, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Seattle, WA

  • NPI 1437105335
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 31 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
2505 2Nd Ave Ste 200
Seattle, WA 981211495
(206) 520-5000
Additional location
1959 Ne Pacific St.
Seattle, WA 981950001
Additional location
23213 Pacific Hwy S
Kent, WA 980322721
(206) 870-8880
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
March 26, 2025
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD60565101
Medicaid
WA #1437105335

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1437105335. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
896
Distinct HCPCS
10
Medicare allowed
$69,191
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 257 174 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 175 108 $139
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 114 114 $144
83036 Hemoglobin a1c level 85 58 $9
99215 Established patient office or other outpatient visit, 40-54 minutes 66 49 $198
99213 Established patient office or other outpatient visit, 20-29 minutes 48 41 $101
G0008 Administration of influenza virus vaccine 35 34 $34
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 28 27 $75
91312 Sarscov2 vac bvl 30mcg/0.3ml 20 20 $0
0124A Adm sarscv2 bvl 30mcg/.3ml a 19 19 $46

In context: peer comparison

Among 174 peers in Seattle Internal Medicine Physician, average services per provider: 77. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,569
Patients
576
Total drug cost
$116,669
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 431 110 $5,821
Levothyroxine Sodium Generic 317 64 $4,451
Amlodipine Besylate Generic 265 74 $1,940
Lisinopril Generic 200 42 $1,603
Omeprazole Generic 193 39 $3,027
Losartan Potassium Generic 153 44 $2,224
Potassium Chloride Generic 146 24 $2,769
Metoprolol Succinate Generic 132 31 $2,329
Farxiga (Dapagliflozin Propanediol) Brand 122 16 $85,110
Furosemide Generic 112 18 $572

Frequently asked questions

Auto-generated from federal data
What is Dr. Carolyn Houk's medical specialty?
Dr. Carolyn Houk practices Internal Medicine Physician in Seattle, WA.
Where does Dr. Carolyn Houk practice?
Dr. Carolyn Houk practices at 2505 2Nd Ave Ste 200, Seattle, WA 981211495. Office phone: 2065205000.
What is Dr. Carolyn Houk's NPI?
Dr. Carolyn Houk's National Provider Identifier (NPI) is 1437105335, issued by NPPES.
Does Dr. Carolyn Houk accept Medicare assignment?
Yes. Dr. Carolyn Houk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carolyn Houk commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.