Zouhair Hakak, MD
NPI 1700876323 · Internal Medicine Physician · San Dimas, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Zouhair Hakak, MD is a Internal Medicine Physician provider in San Dimas, CA (NPI 1700876323).
Provider details
- NPI number
- 1700876323
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- C51024 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,255 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 1,309 | $111 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 324 | $130 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 317 | $163 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 257 | $109 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 48 | $3 |
Typical Medicare-allowed amounts for these services range $3–$163 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 50 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 104 | 40 |
| Pantoprazole Sodium | 82 | 34 |
| Carvedilol | 82 | 26 |
| Amlodipine Besylate | 68 | 20 |
| Levothyroxine Sodium | 68 | 20 |
| Tamsulosin Hcl | 57 | 20 |
| Apixabanbrand: Eliquis |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-25
- Last updated
- 2013-02-21
Frequently asked questions
- What is Zouhair Hakak's NPI number?
- Zouhair Hakak's National Provider Identifier (NPI) is 1700876323, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Zouhair Hakak's specialty?
- Zouhair Hakak is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Zouhair Hakak located?
- Zouhair Hakak's practice location on file with NPPES is 1330 W Covina Blvd, San Dimas, CA 91773-3200.
- What is Zouhair Hakak's phone number?
- The practice phone number listed in the NPPES registry for Zouhair Hakak is (909) 267-9138.
- Does Zouhair Hakak accept Medicare?
- Zouhair Hakak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Zouhair Hakak's NPI active?
- Yes — Zouhair Hakak's NPI (1700876323) is active in the NPPES registry as of the last update on 2013-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.