Doctor profile · Federal record
Dr. Karen Koe, MD
Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Los Alamitos, CA
- NPI 1780648709
- Accepts Medicare
- 40 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
10861 Cherry St Ste 308
Los Alamitos, CA 907205403
(562) 595-1961
fax (562) 595-5351
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- February 13, 2025
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 207V00000X — NUCC code
- State license (1)
- California #G60896
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1780648709. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
597
Distinct HCPCS
6
Medicare allowed
$53,902
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 172 | 166 | $141 | |
G0101 |
Cervical or vaginal cancer screening; pelvic and clinical breast examination | 145 | 145 | $44 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 118 | 88 | $97 | |
Q0091 |
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory | 107 | 107 | $50 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 31 | 31 | $181 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 24 | 24 | $44 |
In context: peer comparison
Among 2 peers in Los Alamitos Obstetrics & Gynecology Physician, average services per provider: 98. This provider delivers 6.1× the peer median.Open Payments
Industry payments received
All-time total
$779
Transactions
29
Manufacturers
14
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Astellas Pharma US INC | 6 | $224.47 | |
| Millicent US INC | 3 | $99.10 | |
| Sumitomo Pharma America, INC. | 4 | $96.14 | |
| Exact Sciences Corporation | 4 | $81.33 | |
| Hologic Sales and Service, LLC | 2 | $56.58 | |
| CooperSurgical, INC. | 2 | $52.51 | |
| Shield Therapeutics INC | 1 | $27.61 | |
| Abbvie INC. | 1 | $26.13 | |
| Aspira Women's Health INC | 1 | $21.86 | |
| Amgen INC. | 1 | $20.58 | |
| Organon LLC | 1 | $20.03 | |
| Ascend Therapeutics US, LLC | 1 | $18.14 | |
| Pfizer INC. | 1 | $17.76 | |
| Bayer Healthcare Pharmaceuticals INC. | 1 | $16.55 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
372
Patients
83
Total drug cost
$35,282
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Estradiol | Generic | 82 | 35 | $8,752 |
| Premarin (Estrogens, Conjugated) | Brand | 42 | 0 | $13,482 |
| Progesterone (Progesterone, Micronized) | Brand | 37 | 15 | $2,153 |
| Alendronate Sodium | Generic | 27 | 0 | $267 |
| Nystatin | Generic | 26 | 19 | $336 |
| Estradiol (Twice Weekly) (Estradiol) | Brand | 22 | 0 | $4,211 |
| Raloxifene Hcl | Generic | 21 | 0 | $1,162 |
| Fluconazole | Generic | 20 | 14 | $140 |
| Medroxyprogesterone Acetate | Generic | 18 | 0 | $148 |
| Lorazepam | Generic | 15 | 0 | $49 |
Hospital affiliations
Frequently asked questions
What is Dr. Karen Koe's medical specialty?
Dr. Karen Koe practices Obstetrics & Gynecology Physician in Los Alamitos, CA.
Where does Dr. Karen Koe practice?
Dr. Karen Koe practices at 10861 Cherry St Ste 308, Los Alamitos, CA 907205403. Office phone: 5625951961.
What is Dr. Karen Koe's NPI?
Dr. Karen Koe's National Provider Identifier (NPI) is 1780648709, issued by NPPES.
Does Dr. Karen Koe accept Medicare assignment?
Yes. Dr. Karen Koe accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karen Koe commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.