Lesley Xiong, MD
NPI 1871723858 · Family Medicine Physician · Merced, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lesley Xiong, MD is a Family Medicine Physician provider in Merced, CA (NPI 1871723858).
Provider details
- NPI number
- 1871723858
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A113936 (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
16 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
1,254 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 | 315 | $135 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 170 | $81 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 113 | $136 |
| 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 | 113 | $17 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 99 | $21 |
| Annual Depression Screening, 5 to 15 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 258 | 75 |
| Lisinopril | 195 | 61 |
| Amlodipine Besylate | 165 | 50 |
| Alendronate Sodium | 127 | 38 |
| Losartan Potassium | 114 | 30 |
| Metoprolol Succinate | 106 | 30 |
| Omeprazole | 105 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$86 across 4 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
- 2009-07-23
- Last updated
- 2020-12-11
- Certified
- 2020-12-11
Frequently asked questions
- What is Lesley Xiong's NPI number?
- Lesley Xiong's National Provider Identifier (NPI) is 1871723858, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lesley Xiong's specialty?
- Lesley Xiong is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Lesley Xiong located?
- Lesley Xiong's practice location on file with NPPES is 535 W 25th St, Merced, CA 95340-2838.
- What is Lesley Xiong's phone number?
- The practice phone number listed in the NPPES registry for Lesley Xiong is (209) 722-9066.
- Does Lesley Xiong accept Medicare?
- Lesley Xiong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lesley Xiong's NPI active?
- Yes — Lesley Xiong's NPI (1871723858) is active in the NPPES registry as of the last update on 2020-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.