Brian Koperek, MD
NPI 1306894191 · Obstetrics & Gynecology Physician · Laguna Hills, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Koperek, MD is a Obstetrics & Gynecology Physician provider in Laguna Hills, CA (NPI 1306894191).
Provider details
- NPI number
- 1306894191
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G53049 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
762 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 183 | $98 |
| Screening 3d Breast Mammography77063 | 104 | $28 |
| Screening Mammography77067 | 104 | $107 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 86 | $139 |
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 55 | $43 |
| Dxa Bone Density Measurement of Hip, Pelvis, Spine77080 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 204 | 90 |
| Progesterone, Micronizedbrand: Progesterone | 45 | 15 |
| Estradiolbrand: Estradiol (twice Weekly) | 38 | 14 |
| Clotrimazole/Betamethasone Dipbrand: Clotrimazole-Betamethasone | 37 | 30 |
| Fluconazole | 27 | 19 |
| Valacyclovir Hclbrand: Valacyclovir | 26 | 12 |
| Estrogens, Conjugatedbrand: Premarin | 25 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$129 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-05-04
- Last updated
- 2010-10-06
Frequently asked questions
- What is Brian Koperek's NPI number?
- Brian Koperek's National Provider Identifier (NPI) is 1306894191, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Koperek's specialty?
- Brian Koperek is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Koperek located?
- Brian Koperek's practice location on file with NPPES is 24411 Health Center Dr, Laguna Hills, CA 92653-3633.
- What is Brian Koperek's phone number?
- The practice phone number listed in the NPPES registry for Brian Koperek is (949) 829-5500.
- Does Brian Koperek accept Medicare?
- Brian Koperek is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brian Koperek's NPI active?
- Yes — Brian Koperek's NPI (1306894191) is active in the NPPES registry as of the last update on 2010-10-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.