Michelle Partain, PA-C
Medical Physician Assistant · San Diego, CA
Michelle Partain, PA-C is a medical physician assistant with a practice address in San Diego, California, and NPI 1033170600, issued on Mar 31, 2006. Check the license (California PA15228, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Michelle Partain
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- PA15228 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3811 Carmel Valley RD, San Diego, CA 92130
- Phone
- (858) 554-7439
- Enumerated
- Mar 31, 2006
- Record last updated
- Apr 24, 2026
- Medicare enrollment
- Enrolled (PECOS I20200417002381); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,376 in California → Look up another NPI →
Verify Michelle Partain in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA15228Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
82% fewer Medicare Part D claims than the average medical physician assistant in 2024
212 Medicare Part D claims for 162 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin-Clavulanate Potass29 claims
- Nitrofurantoin Mono-Macro21 claims
- Cephalexin16 claims
- Albuterol Sulfate Hfa13 claims
- Azithromycin13 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.
Industry payments in 2024: $148.81
2 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 16,165 providers of this specialty with any payment received $1,055.00 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.
Bills Medicare through 2 group practices
- Carbon Health Medical Group OF California PCCarlsbad, CA
- Scripps HealthSan Diego, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michelle Partain among 3,376 medical physician assistant records in California
Michelle Partain, PA-C is one of 3,376 medical physician assistant records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 80% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated1999 · median 2012 among the 1,347 with a school on file
- Record last updated2026 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in California
There are 3,376 medical physician assistant records in California.
All 3,376 in California → Every provider in San Diego → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Kristan Kaine, PA-CSan Diego, CA 921301922401108
- Sarah Pertschuk, PA-CSan Diego, CA 921301144648825
- Olivia Rothman, PA-CSan Diego, CA 921301659902625
- Elena Summerlin, PA-CSan Diego, CA 921301740414838
- Michelle Kostner, P.A.San Diego, CA 921311891197943
- Lisa Abresch, PASan Diego, CA 921281114298130
- Danielle Beck, PA-CSan Diego, CA 921281659851368
- Sophia Buffini, PA-CSan Diego, CA 921281508605502
Common questions
What is Michelle Partain, PA-C's NPI number?
Michelle Partain, PA-C's National Provider Identifier (NPI) is 1033170600, issued on Mar 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michelle Partain, PA-C located?
The NPPES record lists a practice address at 3811 Carmel Valley RD, San Diego, CA, 92130. Phone: (858) 554-7439. Providers update this record themselves, so call before visiting.
How can I verify Michelle Partain, PA-C's license?
NPPES lists California license number PA15228, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Michelle Partain, PA-C prescribe under Medicare Part D?
In 2024, Michelle Partain, PA-C had 212 Medicare Part D claims for 162 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
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.