Chi Lun Pui, M.D.
NPI 1023402252 · Internal Medicine Physician · Edinburg, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chi Lun Pui, M.D. is a Internal Medicine Physician provider in Edinburg, TX (NPI 1023402252).
Provider details
- NPI number
- 1023402252
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD60862146 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,443 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 652 | $114 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 268 | $166 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 229 | $78 |
| Critical Care, First 30-74 Minutes99291 | 124 | $200 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 56 | $76 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 44 | $111 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Potassium Chloride | 44 | 42 |
| Atorvastatin Calcium | 29 | 17 |
| Furosemide | 25 | 15 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 21 | 19 |
| Levofloxacin | 21 | 21 |
| Prednisone | 19 | 19 |
| Oxycodone Hcl | 15 | 14 |
Practice location
Mailing address
Additional practice locations (4)
- 5880 S Hospital DrGlobe, AZ 85501-9447Phone: (303) 390-1940
- 94220 4th StGold Beach, OR 97444-7756Phone: (541) 247-3000
- 1000 3rd StTillamook, OR 97141-3430Phone: (503) 842-4444
- 1221 Highland AveClarkston, WA 99403-2829Phone: (303) 390-1940
Registry dates
- Enumerated
- 2015-03-25
- Last updated
- 2026-02-20
- Certified
- 2026-02-20
Frequently asked questions
- What is Chi Lun Pui's NPI number?
- Chi Lun Pui's National Provider Identifier (NPI) is 1023402252, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chi Lun Pui's specialty?
- Chi Lun Pui is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Chi Lun Pui located?
- Chi Lun Pui's practice location on file with NPPES is 2821 Michael Angelo, Edinburg, TX 78539-1404.
- What is Chi Lun Pui's phone number?
- The practice phone number listed in the NPPES registry for Chi Lun Pui is (956) 362-3553.
- Does Chi Lun Pui accept Medicare?
- Chi Lun Pui is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chi Lun Pui's NPI active?
- Yes — Chi Lun Pui's NPI (1023402252) is active in the NPPES registry as of the last update on 2026-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.