What is Cathy DO's NPI number?

Cathy DO's National Provider Identifier (NPI) is 1033532841, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Cathy DO's specialty?

Cathy DO is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).

Where is Cathy DO located?

Cathy DO's practice location on file with NPPES is 306 S Twin Oaks Valley Rd, San Marcos, CA 92078-4333.

What is Cathy DO's phone number?

The practice phone number listed in the NPPES registry for Cathy DO is (760) 891-0618.

Is Cathy DO's NPI active?

Yes — Cathy DO's NPI (1033532841) is active in the NPPES registry as of the last update on 2026-05-15.

IndividualActive

Cathy DO, RPH

NPI 1033532841 · Pharmacist · San Marcos, CA

Cathy DO, RPH is a Pharmacist provider in San Marcos, CA (NPI 1033532841).

Provider details

NPI number: 1033532841
Entity type: Individual
Primary specialty: PharmacistPharmacy Service Providers
Credential: RPH
Sex: Female
Sole proprietor: Yes
License: 66242 (CA)

Specialties & taxonomies

PharmacistPrimary183500000XLicense 66242 (CA)
Pharmacy Service Providers

Profile Score

Detailed profile(76/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
12 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

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 methodology.

Practice location

306 S Twin Oaks Valley Rd

San Marcos, CA 92078-4333

Phone: (760) 891-0618

Fax: (760) 891-0626

Street-level locationGet directions

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Mailing address