Xiao-Ling Zhang, M.D
NPI 1780619502 · Internal Medicine Physician · Chino, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Xiao-Ling Zhang, M.D is a Internal Medicine Physician provider in Chino, CA (NPI 1780619502).
Provider details
- NPI number
- 1780619502
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- No
- License
- A72461 (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
5,089 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,345 | $134 |
| Insertion of Needle Into Vein (3 Years Or Older)36410 | 671 | $18 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 513 | $95 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 436 | $187 |
| Application of Blood Vessel Compression Device97016 | 233 | $12 |
| Acupuncture With Electrical Stimulation, Initial 15 Minutes97813 | 211 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 98 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 515 | 179 |
| Losartan Potassium | 357 | 116 |
| Amlodipine Besylate | 340 | 119 |
| Metformin Hcl | 245 | 82 |
| Levothyroxine Sodium | 181 | 54 |
| Simvastatin | 155 | 47 |
| Rosuvastatin Calcium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$121 across 3 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)
- 13334 Limonite Ave Ste 130Eastvale, CA 92880-7257Phone: (951) 407-1460Fax: (866) 701-9305
Registry dates
- Enumerated
- 2006-07-11
- Last updated
- 2019-04-18
Frequently asked questions
- What is Xiao-Ling Zhang's NPI number?
- Xiao-Ling Zhang's National Provider Identifier (NPI) is 1780619502, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Xiao-Ling Zhang's specialty?
- Xiao-Ling Zhang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Xiao-Ling Zhang located?
- Xiao-Ling Zhang's practice location on file with NPPES is 13768 Roswell Ave Ste 118, Chino, CA 91710-1402.
- What is Xiao-Ling Zhang's phone number?
- The practice phone number listed in the NPPES registry for Xiao-Ling Zhang is (909) 591-8200.
- Does Xiao-Ling Zhang accept Medicare?
- Xiao-Ling Zhang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Xiao-Ling Zhang's NPI active?
- Yes — Xiao-Ling Zhang's NPI (1780619502) is active in the NPPES registry as of the last update on 2019-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.