Obstetrics & Gynecology, Gynecology · San Dimas, CA
NPI
1366593949
Since 2007
Specialty
Obstetrics & Gynecology, Gynecology
Code 207VG0400X
Group practices
0
Medicare group memberships
Hospitals
5
Hospital affiliations
1119 Via Verde
San Dimas, CA, 91773
Phone (909) 592-9846
Medicare paid, 2024
$55K
1,044 services
Medicare patients, 2024
329
Average age 74
Drug cost, 2024
$88K
738 prescriptions
Company payments, 2025
$54.85
From 2 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Karen A Westermoe was code 82270 (immunoassay), 260 times for 260 patients. In total Karen A Westermoe billed 1,044 services in 17 codes, and Medicare paid $55K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2007-07-08.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 82270 Immunoassay | Office | 260 | 260 | $4.29 | $1,115 |
| 99214 Office E&M - Established | Office | 157 | 109 | $92.10 | $14K |
| G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination | Office | 147 | 147 | $42.43 | $6,237 |
| Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | Office | 145 | 145 | $49.46 | $7,171 |
| 99215 Office E&M - Established | Office | 106 | 106 | $135.03 | $14K |
| 99213 Office E&M - Established | Office | 101 | 78 | $71.53 | $7,224 |
| 81002 Clinical Chemistry | Office | 70 | 39 | $3.41 | $239 |
| 99212 Office E&M - Established | Office | 16 | 15 | $45.88 | $734 |
| 99204 Office E&M - New | Office | 12 | 12 | $113.62 | $1,363 |
By year: 2022 $51K for 967 services; 2023 $57K for 1,144 services; 2024 $55K for 1,044 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 82270 Immunoassay | 260 | 260 | $4.29 | $1,115 |
| 81002 Clinical Chemistry | 70 | 39 | $3.41 | $239 |
Medicare prescription drug claims, 2024
In 2024, the drug Karen A Westermoe prescribed most often to Medicare patients was Estradiol, with 128 prescriptions and refills. In total Karen A Westermoe wrote 738 Medicare prescriptions that cost $88K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Estradiol Generic | 128 | 280 | 44 | $11K |
| Alendronate Sodium Generic | 38 | 107 | 12 | $190 |
| Estradiol (Twice Weekly) Estradiol | 35 | 79 | 13 | $4,234 |
| Eszopiclone Generic | 32 | 32 | Under 11 | $313 |
| Nitrofurantoin Mono-Macro Nitrofurantoin Monohyd/M-Cryst | 27 | 33 | 22 | $608 |
| Progesterone Progesterone, Micronized | 27 | 76 | Under 11 | $1,093 |
| Raloxifene Hcl Generic | 27 | 57 | Under 11 | $1,172 |
| Valacyclovir Valacyclovir Hcl | 25 | 41 | Under 11 | $638 |
| Escitalopram Oxalate Generic | 23 | 35 | Under 11 | $147 |
| Premarin Estrogens, Conjugated | 23 | 55 | Under 11 | $9,340 |
| Estring Estradiol | 23 | 69 | Under 11 | $12K |
| Clobetasol Propionate Generic | 22 | 28 | 14 | $605 |
| Estradiol (Once Weekly) Estradiol | 21 | 50 | Under 11 | $2,241 |
| Myrbetriq Mirabegron | 18 | 30 | Under 11 | $13K |
| Yuvafem Estradiol | 17 | 45 | Under 11 | $3,647 |
Brand drugs: 168 claims; generic drugs: 570 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Karen A Westermoe $54.85 ($54.85 in general payments such as food, travel and fees) from 2 companies. The largest payer was Mayne Pharma Commercial LLC with $40.08.
| Company | Payments | Amount |
|---|---|---|
| Mayne Pharma Commercial LLC | 4 | $40.08 |
| Exact Sciences Corporation EXAS | 1 | $14.77 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.