Diane Dy, M.D.
NPI 1467807560 · Family Medicine Physician · San Diego, CA
Enrolled with Medicare as Practitioner - General Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diane Dy, M.D. is a Family Medicine Physician provider in San Diego, CA (NPI 1467807560).
Provider details
- NPI number
- 1467807560
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A153344 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
10 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 217 | 68 |
| Losartan Potassium | 89 | 28 |
| Metformin Hcl | 72 | 22 |
| Famotidine | 62 | 19 |
| Lisinopril | 56 | 16 |
| Levothyroxine Sodium | 53 | 19 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$13 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-04-27
- Last updated
- 2021-08-23
- Certified
- 2021-08-23
Frequently asked questions
- What is Diane Dy's NPI number?
- Diane Dy's National Provider Identifier (NPI) is 1467807560, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Dy's specialty?
- Diane Dy is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Diane Dy located?
- Diane Dy's practice location on file with NPPES is 5454 El Cajon Blvd, San Diego, CA 92115-3621.
- What is Diane Dy's phone number?
- The practice phone number listed in the NPPES registry for Diane Dy is (619) 515-2400.
- Does Diane Dy accept Medicare?
- Diane Dy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diane Dy's NPI active?
- Yes — Diane Dy's NPI (1467807560) is active in the NPPES registry as of the last update on 2021-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.