Dionisio Dabu, M.D.
NPI 1538272885 · Family Medicine Physician · Long Beach, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dionisio Dabu, M.D. is a Family Medicine Physician provider in Long Beach, CA (NPI 1538272885).
Provider details
- NPI number
- 1538272885
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A53647 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 62 | 38 |
| Amlodipine Besylate | 40 | 20 |
| Lisinopril | 35 | 17 |
| Metformin Hcl | 35 | 19 |
| Hydrochlorothiazide | 24 | 14 |
| Losartan Potassium | 21 | 14 |
| Alendronate Sodium | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-17
- Last updated
- 2016-07-15
Frequently asked questions
- What is Dionisio Dabu's NPI number?
- Dionisio Dabu's National Provider Identifier (NPI) is 1538272885, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dionisio Dabu's specialty?
- Dionisio Dabu is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dionisio Dabu located?
- Dionisio Dabu's practice location on file with NPPES is 2220 Clark Ave, Long Beach, CA 90815-2521.
- What is Dionisio Dabu's phone number?
- The practice phone number listed in the NPPES registry for Dionisio Dabu is (562) 597-4181.
- Does Dionisio Dabu accept Medicare?
- Dionisio Dabu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dionisio Dabu's NPI active?
- Yes — Dionisio Dabu's NPI (1538272885) is active in the NPPES registry as of the last update on 2016-07-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.