Doctor profile · Federal record

Dr. Ryenn West, M.D.

Family Medicine Physician (CMS: Family Practice) · General Practice Physician · Mission Hills, CA

  • NPI 1144583444
  • Accepts Medicare
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11333 Sepulveda Blvd
Mission Hills, CA 913451116
(877) 634-3196
Mailing address
800 5Th Ave, Ste 9
Seattle, WA 981043262

Credentials & registration

NPPES · NUCC
NPI registered
June 2012 — 14 yrs on file
Profile last updated
December 30, 2021
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
California #A128534 · California #128534

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144583444. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
602
Distinct HCPCS
10
Medicare allowed
$35,679
HCPCS Description Services Patients Avg allowed
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 78 72 $35
99214 Established patient office or other outpatient visit, 30-39 minutes 76 76 $139
99213 Established patient office or other outpatient visit, 20-29 minutes 61 59 $96
87804 Detection test by immunoassay with direct visual observation for influenza virus 54 28 $16
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 44 42 $8
36415 Insertion of needle into vein for collection of blood sample 43 40 $8
99215 Established patient office or other outpatient visit, 40-54 minutes 43 40 $194
81003 Automated urinalysis test 34 32 $2
71046 X-ray of chest, 2 views 33 33 $27
99204 New patient office or other outpatient visit, 45-59 minutes 25 25 $174

In context: peer comparison

Among 11 peers in this city , average services per provider: 50. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
577
Patients
570
Total drug cost
$5,181
Drug Type Claims Patients Total cost
Doxycycline Hyclate Generic 83 81 $823
Prednisone Generic 76 74 $160
Azithromycin Generic 59 58 $276
Naproxen Generic 54 53 $151
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 52 51 $1,665
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 52 52 $457
Fluticasone Propionate Generic 42 42 $387
Baclofen Generic 33 33 $147
Mupirocin Generic 24 24 $160
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 23 23 $247

Frequently asked questions

Auto-generated from federal data
What is Dr. Ryenn West's medical specialty?
Dr. Ryenn West practices Family Medicine Physician in Mission Hills, CA.
Where does Dr. Ryenn West practice?
Dr. Ryenn West practices at 11333 Sepulveda Blvd, Mission Hills, CA 913451116. Office phone: 8776343196.
What is Dr. Ryenn West's NPI?
Dr. Ryenn West's National Provider Identifier (NPI) is 1144583444, issued by NPPES.
Does Dr. Ryenn West accept Medicare assignment?
Yes. Dr. Ryenn West accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ryenn West commonly perform?
Top Medicare-reported procedures in 2023: Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus (HCPCS 87426); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.