Mary Catherine Valdez-Guzman, MD
NPI 1497308100 · Student in an Organized Health Care Education/Training Program · Long Beach, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Catherine Valdez-Guzman, MD is a Student in an Organized Health Care Education/Training Program provider in Long Beach, CA (NPI 1497308100).
Provider details
- NPI number
- 1497308100
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
83% 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 79 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 310 | 138 |
| Amlodipine Besylate | 233 | 96 |
| Losartan Potassium | 216 | 81 |
| Metformin Hcl | 202 | 80 |
| Levothyroxine Sodium | 158 | 60 |
| Omeprazole | 147 | 69 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-07-22
- Last updated
- 2023-09-26
- Certified
- 2023-01-19
Frequently asked questions
- What is Mary Catherine Valdez-Guzman's NPI number?
- Mary Catherine Valdez-Guzman's National Provider Identifier (NPI) is 1497308100, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Catherine Valdez-Guzman's specialty?
- Mary Catherine Valdez-Guzman is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Mary Catherine Valdez-Guzman located?
- Mary Catherine Valdez-Guzman's practice location on file with NPPES is 2776 Pacific Ave, Long Beach, CA 90806-2613.
- What is Mary Catherine Valdez-Guzman's phone number?
- The practice phone number listed in the NPPES registry for Mary Catherine Valdez-Guzman is (562) 997-2000.
- Does Mary Catherine Valdez-Guzman accept Medicare?
- Mary Catherine Valdez-Guzman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Catherine Valdez-Guzman's NPI active?
- Yes — Mary Catherine Valdez-Guzman's NPI (1497308100) is active in the NPPES registry as of the last update on 2023-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.