Sophia Grutsis Marquis, PA
Physician Assistant · Escondido, CA
Sophia Grutsis Marquis, PA is a physician assistant with a practice address in Escondido, California, and NPI 1174692545, issued on Nov 7, 2006. Check the license (California PA15731, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sophia Grutsis Marquis
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- PA15731 CA
Self-reported in NPPES; status is on the state search - Practice location
- 225 E 2ND Ave, Escondido, CA 92025
- Phone
- (760) 291-6700
- Enumerated
- Nov 7, 2006
- Record last updated
- Dec 13, 2024
- Fax
- (760) 291-6967
- Medicare enrollment
- Enrolled (PECOS I20210525002791); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 225 E 2ND Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sophia Grutsis Marquis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license PA15731Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% fewer Medicare Part D claims than the average physician assistant in 2024
408 Medicare Part D claims for 273 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Doxycycline Hyclate67 claims
- Fluticasone Propionate43 claims
- Cefuroxime40 claims
- Cephalexin32 claims
- Mupirocin31 claims
- Amoxicillin-Clavulanate Potass30 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: $30.98
1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. The 64,719 providers of this specialty with any payment received $841.65 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 one group practice
- Scripps HealthCarlsbad, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sophia Grutsis Marquis among 14,451 physician assistant records in California
Sophia Grutsis Marquis, PA is one of 14,451 physician assistant records with a practice address in California. 75% 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 1% of them.
- NPI issued2006 · 1% of these records are older, 87% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2000 · median 2018 among the 7,214 with a school on file
- Record last updated2024 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
54 physician assistant records list a practice address in Escondido
They are 54 of the 3,509 NPPES records with a practice address in Escondido, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Escondido → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Andres Bravo, PA-CEscondido, CA 920251447273594
- Richard Brownsberger, P.A.Escondido, CA 920251871554592
- Pamela Coleson, PA-CEscondido, CA 920251174757165
- John Frisbie, P.A.-CEscondido, CA 920251548276173
- Jennifer Gallagher, RPA-CEscondido, CA 920251114029535
- Sandor Lin, PAEscondido, CA 920251720231863
- Jim Marte, PA-CEscondido, CA 920251659389096
- Laurel Miller, PHYSICIAN ASSISTANTEscondido, CA 920251598992133
Common questions
What is Sophia Grutsis Marquis, PA's NPI number?
Sophia Grutsis Marquis, PA's National Provider Identifier (NPI) is 1174692545, issued on Nov 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Sophia Grutsis Marquis, PA located?
The NPPES record lists a practice address at 225 E 2ND Ave, Escondido, CA, 92025. Phone: (760) 291-6700. Providers update this record themselves, so call before visiting.
How can I verify Sophia Grutsis Marquis, PA's license?
NPPES lists California license number PA15731, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Sophia Grutsis Marquis, PA prescribe under Medicare Part D?
In 2024, Sophia Grutsis Marquis, PA had 408 Medicare Part D claims for 273 beneficiaries; the average among physician assistant prescribers was 830. 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.