Hatem Ali, M.D.
NPI 1821259466 · Nephrology Physician · Highland, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hatem Ali, M.D. is a Nephrology Physician provider in Highland, CA (NPI 1821259466).
Provider details
- NPI number
- 1821259466
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A108629 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,477 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 35 Minutes99232 | 449 | $78 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 353 | $116 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 224 | $345 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 146 | $172 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 131 | $157 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'S |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 43 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Calcitriol | 239 | 66 |
| Losartan Potassium | 199 | 63 |
| Amlodipine Besylate | 156 | 52 |
| Parenteral Amino Acid 20% No.1brand: Prosol | 154 | — |
| Dapagliflozin Propanediolbrand: Farxiga | 106 | 22 |
| Hydralazine Hcl | 87 | 23 |
| Hydrochlorothiazide | 69 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,083 across 61 records (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
- 2008-06-17
- Last updated
- 2021-11-18
- Certified
- 2021-11-18
Frequently asked questions
- What is Hatem Ali's NPI number?
- Hatem Ali's National Provider Identifier (NPI) is 1821259466, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hatem Ali's specialty?
- Hatem Ali is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Hatem Ali located?
- Hatem Ali's practice location on file with NPPES is 7223 Church St Ste A20, Highland, CA 92346-5812.
- What is Hatem Ali's phone number?
- The practice phone number listed in the NPPES registry for Hatem Ali is (909) 882-0702.
- Does Hatem Ali accept Medicare?
- Hatem Ali is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hatem Ali's NPI active?
- Yes — Hatem Ali's NPI (1821259466) is active in the NPPES registry as of the last update on 2021-11-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.