Derrick Damaso
NPI 1598487035 · Medical Physician Assistant · La Mesa, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Derrick Damaso is a Medical Physician Assistant provider in La Mesa, CA (NPI 1598487035).
Provider details
- NPI number
- 1598487035
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
3 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
11 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 11 | $117 |
Typical Medicare-allowed amounts for these services range $117–$117 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Monohydrate | 37 | 35 |
| Azithromycin | 30 | 30 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 24 | 20 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 24 | 24 |
| Cephalexin | 24 | 24 |
| Ofloxacin | 19 | 18 |
| Cefuroxime Axetilbrand: Cefuroxime | 18 | 16 |
Practice location
Mailing address
Additional practice locations (1)
- 2575 Yorba Linda BlvdFullerton, CA 92831-1615Phone: (714) 449-7400
Registry dates
- Enumerated
- 2022-09-12
- Last updated
- 2023-01-24
- Certified
- 2023-01-24
Frequently asked questions
- What is Derrick Damaso's NPI number?
- Derrick Damaso's National Provider Identifier (NPI) is 1598487035, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Derrick Damaso's specialty?
- Derrick Damaso is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Derrick Damaso located?
- Derrick Damaso's practice location on file with NPPES is 6136 Lake Murray Blvd, La Mesa, CA 91942-2502.
- What is Derrick Damaso's phone number?
- The practice phone number listed in the NPPES registry for Derrick Damaso is (877) 693-6266.
- Does Derrick Damaso accept Medicare?
- Derrick Damaso is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Derrick Damaso's NPI active?
- Yes — Derrick Damaso's NPI (1598487035) is active in the NPPES registry as of the last update on 2023-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.