Xun Zhao, MD
NPI 1598735441 · Internal Medicine Physician · Sugar Land, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Xun Zhao, MD is a Internal Medicine Physician provider in Sugar Land, TX (NPI 1598735441).
Provider details
- NPI number
- 1598735441
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- L3205 (TX)
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
20 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
1,343 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 236 | $40 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 205 | $85 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 205 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 202 | $124 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 193 | $17 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 171 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 107 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 433 | 132 |
| Losartan Potassium | 420 | 129 |
| Amlodipine Besylate | 411 | 124 |
| Metformin Hcl | 293 | 89 |
| Levothyroxine Sodium | 256 | 71 |
| Rosuvastatin Calcium | 208 | 70 |
| Meloxicam |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$31 across 1 record (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
- 2006-01-24
- Last updated
- 2019-01-30
Frequently asked questions
- What is Xun Zhao's NPI number?
- Xun Zhao's National Provider Identifier (NPI) is 1598735441, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Xun Zhao's specialty?
- Xun Zhao is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Xun Zhao located?
- Xun Zhao's practice location on file with NPPES is 16651 Sw Freeway #330, Sugar Land, TX 77479.
- What is Xun Zhao's phone number?
- The practice phone number listed in the NPPES registry for Xun Zhao is (281) 265-4168.
- Does Xun Zhao accept Medicare?
- Xun Zhao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Xun Zhao's NPI active?
- Yes — Xun Zhao's NPI (1598735441) is active in the NPPES registry as of the last update on 2019-01-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.