Erik Pasin, MD
NPI 1134388325 · Urology Physician · Mission Viejo, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Erik Pasin, MD is a Urology Physician provider in Mission Viejo, CA (NPI 1134388325).
Provider details
- NPI number
- 1134388325
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A87901 (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
18 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
9,217 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 | 2,614 | $104 |
| Urinalysis, Manual Test81002 | 1,696 | $3 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 1,653 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 877 | $146 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 345 | $189 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 326 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 1,705 | 508 |
| Finasteride | 794 | 259 |
| Vibegronbrand: Gemtesa | 349 | 99 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 286 | 87 |
| Silodosin | 200 | 61 |
| Alfuzosin Hclbrand: Alfuzosin Hcl Er | 192 | 64 |
| Potassium Citratebrand: Potassium Citrate Er | 168 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$890 across 46 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
- 2008-06-03
- Last updated
- 2008-06-03
Frequently asked questions
- What is Erik Pasin's NPI number?
- Erik Pasin's National Provider Identifier (NPI) is 1134388325, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erik Pasin's specialty?
- Erik Pasin is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Erik Pasin located?
- Erik Pasin's practice location on file with NPPES is 26800 Crown Valley Pkwy, Mission Viejo, CA 92691-6384.
- What is Erik Pasin's phone number?
- The practice phone number listed in the NPPES registry for Erik Pasin is (949) 364-1000.
- Does Erik Pasin accept Medicare?
- Erik Pasin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Erik Pasin's NPI active?
- Yes — Erik Pasin's NPI (1134388325) is active in the NPPES registry as of the last update on 2008-06-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.