Doctor profile · Federal record

Dr. Shylee Tiamson, NP

Family Nurse Practitioner (CMS: Nurse Practitioner) · West Covina, CA

  • NPI 1053779322
  • Accepts Medicare
  • MIPS 72.6 / 100 · 2023
  • 11 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
100 N Barranca St # 900-J
West Covina, CA 917911637
(310) 292-0117
Additional location
14130 Crescenta Way
Rancho Cucamonga, CA 917392122
Additional location
255 W 5Th St Apt 818
San Pedro, CA 907313398

Credentials & registration

NPPES · NUCC
NPI registered
February 2016 — 10 yrs on file
Profile last updated
June 14, 2021
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
California #95003772

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053779322. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
12,821
Distinct HCPCS
10
Medicare allowed
$1,357,529
HCPCS Description Services Patients Avg allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 5,251 2,127 $113
99497 Advance care planning, first 30 minutes 4,311 2,439 $70
99344 Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes 1,156 1,142 $128
99483 Assessment of and care planning for patient with impaired thought processing, typically 60 minutes 766 733 $246
G0108 Diabetes outpatient self-management training services, individual, per 30 minutes 499 363 $58
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 352 352 $148
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 345 345 $117
99406 Smoking and tobacco use intensive counseling, 4-10 minutes 67 61 $12
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 61 25 $50
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment 13 13 $151

In context: peer comparison

Among 11 peers in West Covina Family Nurse Practitioner, average services per provider: 245. This provider delivers 52× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$19
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Smith+Nephew, INC. 1 $18.53

By nature of payment

Food and Beverage
$19

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,487
Patients
586
Total drug cost
$84,510
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 184 60 $2,627
Amlodipine Besylate Generic 162 67 $1,728
Metformin Hcl Generic 122 44 $1,133
Gabapentin Generic 115 51 $2,165
Losartan Potassium Generic 109 39 $1,429
Pantoprazole Sodium Generic 93 32 $3,922
Tamsulosin Hcl Generic 87 26 $1,511
Furosemide Generic 85 35 $444
Lisinopril Generic 84 28 $724
Diclofenac Sodium Generic 81 62 $9,855

Frequently asked questions

Auto-generated from federal data
What is Dr. Shylee Tiamson's medical specialty?
Dr. Shylee Tiamson practices Family Nurse Practitioner in West Covina, CA.
Where does Dr. Shylee Tiamson practice?
Dr. Shylee Tiamson practices at 100 N Barranca St # 900-J, West Covina, CA 917911637. Office phone: 3102920117.
What is Dr. Shylee Tiamson's NPI?
Dr. Shylee Tiamson's National Provider Identifier (NPI) is 1053779322, issued by NPPES.
Does Dr. Shylee Tiamson accept Medicare assignment?
Yes. Dr. Shylee Tiamson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shylee Tiamson commonly perform?
Top Medicare-reported procedures in 2023: Residence visit for established patient with moderate level of medical decision making (HCPCS 99349); Advance care planning (HCPCS 99497); Residence visit for new patient with moderate level of medical decision making (HCPCS 99344). Source: CMS Medicare Physician & Other Practitioners file.