Aleem Syed, MD
NPI 1003828641 · Endocrinology, Diabetes & Metabolism Physician · Anaheim, CA
Enrolled with Medicare as Practitioner - Endocrinology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aleem Syed, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Anaheim, CA (NPI 1003828641).
Provider details
- NPI number
- 1003828641
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A53387 (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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
3,223 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 Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 1,815 | $51 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 562 | $82 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 422 | $139 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 152 | $123 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 143 | $179 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 66 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 509 | 136 |
| Metformin Hcl | 290 | 97 |
| Atorvastatin Calcium | 236 | 76 |
| Empagliflozinbrand: Jardiance | 234 | 73 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 212 | 62 |
| Semaglutidebrand: Ozempic | 194 | 42 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,277 across 104 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
Additional practice locations (1)
- 2608 Tuscany WayFullerton, CA 92835-4223Phone: (562) 448-4441Fax: (714) 869-3155
Registry dates
- Enumerated
- 2006-08-12
- Last updated
- 2026-02-09
- Certified
- 2026-02-09
Frequently asked questions
- What is Aleem Syed's NPI number?
- Aleem Syed's National Provider Identifier (NPI) is 1003828641, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aleem Syed's specialty?
- Aleem Syed is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Aleem Syed located?
- Aleem Syed's practice location on file with NPPES is 1211 W La Palma Ave, Anaheim, CA 92801.
- What is Aleem Syed's phone number?
- The practice phone number listed in the NPPES registry for Aleem Syed is (714) 533-0300.
- Does Aleem Syed accept Medicare?
- Aleem Syed is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aleem Syed's NPI active?
- Yes — Aleem Syed's NPI (1003828641) is active in the NPPES registry as of the last update on 2026-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.