Xa Xiong, MD
NPI 1629015334 · Family Medicine Physician · Kenosha, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Xa Xiong, MD is a Family Medicine Physician provider in Kenosha, WI (NPI 1629015334).
Provider details
- NPI number
- 1629015334
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 50671-020 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
161 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 105 | $120 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 31 | $85 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 25 | $121 |
Typical Medicare-allowed amounts for these services range $85–$121 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 60 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 196 | 65 |
| Losartan Potassium | 100 | 35 |
| Lisinopril | 96 | 32 |
| Metoprolol Succinate | 86 | 20 |
| Omeprazole | 77 | 22 |
| Amlodipine Besylate | 73 | 30 |
| Levothyroxine Sodium |
Practice location
Mailing address
Additional practice locations (1)
- 4935 S 76th St Ste 101Greenfield, WI 53220-4305Phone: (414) 777-3100Fax: (414) 777-3102
Registry dates
- Enumerated
- 2006-06-01
- Last updated
- 2026-02-06
- Certified
- 2026-02-06
Frequently asked questions
- What is Xa Xiong's NPI number?
- Xa Xiong's National Provider Identifier (NPI) is 1629015334, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Xa Xiong's specialty?
- Xa Xiong is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Xa Xiong located?
- Xa Xiong's practice location on file with NPPES is 10222 74th St Ste 200, Kenosha, WI 53142-6810.
- What is Xa Xiong's phone number?
- The practice phone number listed in the NPPES registry for Xa Xiong is (262) 948-2600.
- Does Xa Xiong accept Medicare?
- Xa Xiong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Xa Xiong's NPI active?
- Yes — Xa Xiong's NPI (1629015334) is active in the NPPES registry as of the last update on 2026-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.