Ashkan Zand, MD
NPI 1639599632 · Endocrinology, Diabetes & Metabolism Physician · Pasadena, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ashkan Zand, MD is a Endocrinology, Diabetes & Metabolism Physician provider in Pasadena, TX (NPI 1639599632).
Provider details
- NPI number
- 1639599632
- Entity type
- Individual
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- R1917 (TX)
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 tenure25% of score
12 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
5,240 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 | 1,948 | $79 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 925 | $63 |
| Chronic Care Management Services for Two Or More Chronic Conditions, Additional 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99439 | 877 | $48 |
| 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'SG2211 | 355 | $16 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 270 | $181 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 96 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tirzepatidebrand: Mounjaro | 492 | 106 |
| Semaglutidebrand: Ozempic | 375 | 117 |
| Levothyroxine Sodium | 335 | 103 |
| Empagliflozinbrand: Jardiance | 246 | 87 |
| Metformin Hclbrand: Metformin Hcl Er | 244 | 82 |
| Glipizide | 169 | 57 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$5,197 across 127 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 (2)
- 4126 Southwest Fwy Ste 1210Houston, TX 77027-7344Phone: (832) 240-1189Fax: (281) 915-0123
- 10970 Shadow Creek Pkwy Ste 130Pearland, TX 77584-0101Phone: (832) 240-1189Fax: (281) 915-0123
Registry dates
- Enumerated
- 2014-04-17
- Last updated
- 2025-11-27
- Certified
- 2025-11-27
Frequently asked questions
- What is Ashkan Zand's NPI number?
- Ashkan Zand's National Provider Identifier (NPI) is 1639599632, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ashkan Zand's specialty?
- Ashkan Zand is listed in the NPPES registry with a primary specialty of Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Ashkan Zand located?
- Ashkan Zand's practice location on file with NPPES is 4102 Woodlawn Ave Ste 210, Pasadena, TX 77504-1949.
- What is Ashkan Zand's phone number?
- The practice phone number listed in the NPPES registry for Ashkan Zand is (832) 240-1189.
- Does Ashkan Zand accept Medicare?
- Ashkan Zand is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ashkan Zand's NPI active?
- Yes — Ashkan Zand's NPI (1639599632) is active in the NPPES registry as of the last update on 2025-11-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.