Erik A. Pasin, MD
Urology Physician · Mission Viejo, CA
Erik A. Pasin, MD is a urology physician with a practice address in Mission Viejo, California, and NPI 1134388325, issued on Jun 3, 2008. Check the license (California A87901, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Erik A. Pasin
- Credential
- MD
- Primary taxonomy
- Urology Physician 208800000X
- License number
- A87901 CA
Self-reported in NPPES; status is on the state search - Practice location
- 26800 Crown Valley Pkwy, Mission Viejo, CA 92691
- Phone
- (949) 364-1000
- Enumerated
- Jun 3, 2008
- Record last updated
- Jun 3, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (949) 364-1696
- Medicare enrollment
- Enrolled (PECOS I20081029000191); accepts Medicare assignment
- Medical or professional school
- University Of Miami, Lm Miller School Of Medicine, 2002
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest urology physician records → All 1,524 in California → Look up another NPI →
Also registered at 26800 Crown Valley Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Erik A. Pasin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A87901Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.1 times the Medicare Part D claims of the average urology physician in 2024
5,488 Medicare Part D claims for 1,395 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. 113 claims were for opioids.
Most prescribed
- Tamsulosin Hcl1,705 claims
- Finasteride794 claims
- Gemtesa349 claims
- Oxybutynin Chloride Er286 claims
- Silodosin200 claims
- Alfuzosin Hcl Er192 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 96.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $890.34
46 payments; by number, the most common kind was food and beverage; the largest payer was Tolmar, Inc. The 9,340 providers of this specialty with any payment received $3,800.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Erik A. Pasin among 1,524 urology physician records in California
Erik A. Pasin, MD is one of 1,524 urology physician records with a practice address in California. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 60% of them.
- NPI issued2008 · 60% of these records are older, 36% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2002 · median 2003 among the 1,049 with a school on file
- Record last updated2008 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208800000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Urology Physician providers in California
There are 1,524 urology physician records in California.
All 1,524 in California → Every provider in Mission Viejo → Urology Physician nationwide →
The 8 urology physician records with the nearest ZIP codes
- Theodore Benderev, M.D.Mission Viejo, CA 926911124045935
- Huey Lin, MDSanta Ana, CA 927041093760035
- Chin Chung, MDLaguna Niguel, CA 926771891702718
- Lamia Gabal, MDSanta Ana, CA 927051952350829
- William Pearce, M.D.Santa Ana, CA 927051730293838
- Arnold Shatz, M.D.Santa Ana, CA 927051962589556
- Garo TertzakianSanta Ana, CA 927051699786400
- Matthew Greenberger, M.D.Santa Ana, CA 927061437161668
Common questions
What is Erik A. Pasin, MD's NPI number?
Erik A. Pasin, MD's National Provider Identifier (NPI) is 1134388325, issued on Jun 3, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Erik A. Pasin, MD located?
The NPPES record lists a practice address at 26800 Crown Valley Pkwy, Mission Viejo, CA, 92691. Phone: (949) 364-1000. Providers update this record themselves, so call before visiting.
How can I verify Erik A. Pasin, MD's license?
NPPES lists California license number A87901, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Erik A. Pasin, MD prescribe under Medicare Part D?
In 2024, Erik A. Pasin, MD had 5,488 Medicare Part D claims for 1,395 beneficiaries; the average among urology physician prescribers was 1,340. Part D covers Medicare prescriptions only.
What is Erik A. Pasin, MD's MIPS final score?
The 2023 MIPS final score is 96.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.