Cathryn De Guzman, PA-C
Physician Assistant · Mecca, CA
Cathryn De Guzman, PA-C is a physician assistant with a practice address in Mecca, California, and NPI 1033778576, issued on Jun 9, 2019. Check the license (California 56870, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Cathryn De Guzman
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 56870 CA
Self-reported in NPPES; status is on the state search - Practice location
- 91275 66TH St Suite 500, Mecca, CA 92254
- Phone
- (760) 396-1249
- Enumerated
- Jun 9, 2019
- Record last updated
- Jul 14, 2022
- Fax
- (760) 396-1253
- Medicaid ID
- 1033778576 CA
- Entity
- Type 1 · individual
Verify Cathryn De Guzman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 56870Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% more Medicare Part D claims than the average physician assistant in 2024
1,648 Medicare Part D claims for 208 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Atorvastatin Calcium181 claims
- Lisinopril126 claims
- Metformin Hcl126 claims
- Losartan Potassium83 claims
- Amlodipine Besylate62 claims
- Hydrochlorothiazide50 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: $264.27
8 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. 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.
1 physician assistant records list a practice address in Mecca
They are 1 of the 30 NPPES records with a practice address in Mecca, and 14,451 physician assistant records in California.
Other physician assistant records in California
- Marcia -Galbraith, PAStockton, CA1407143274
- Danny Abad, PAOrange, CA1477158673
- Lea Dominique Abadies, PATustin, CA1124754254
- Rea Elizabeth Abaniel, P.A.-CSeal Beach, CA1396173621
- Ramina Abbasi, PA-CSignal Hill, CA1093448300
- Ariel Abbott, PA-CStockton, CA1780334342
- Barrie Abbott, PA-CAnza, CA1861602575
- Elizabeth Abbott, PA-CSan Diego, CA1437540762
- Terri Abbott, P.A.La Jolla, CA1811165566
- Angela Abboud, MMS, PA-CSanta Rosa, CA1114399334
Common questions
What is Cathryn De Guzman, PA-C's NPI number?
Cathryn De Guzman, PA-C's National Provider Identifier (NPI) is 1033778576, issued on Jun 9, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Cathryn De Guzman, PA-C located?
The NPPES record lists a practice address at 91275 66TH St Suite 500, Mecca, CA, 92254. Phone: (760) 396-1249. Providers update this record themselves, so call before visiting.
How can I verify Cathryn De Guzman, PA-C's license?
NPPES lists California license number 56870, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Cathryn De Guzman, PA-C prescribe under Medicare Part D?
In 2024, Cathryn De Guzman, PA-C had 1,648 Medicare Part D claims for 208 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.