Jun Lee, MD
NPI 1891795522 · Internal Medicine Physician · Frisco, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jun Lee, MD is a Internal Medicine Physician provider in Frisco, TX (NPI 1891795522).
Provider details
- NPI number
- 1891795522
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- J6546 (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
1,306 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) |
|---|---|---|
| Insertion of Needle Into Vein (3 Years Or Older)36410 | 295 | $16 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 245 | $82 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 157 | $116 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 126 | $17 |
| Advance Care Planning, First 30 Minutes99497 | 119 | $75 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 118 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 76 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 359 | 108 |
| Amlodipine Besylate | 230 | 68 |
| Levothyroxine Sodium | 215 | 62 |
| Losartan Potassium | 190 | 58 |
| Simvastatin | 179 | 50 |
| Lisinopril | 144 | 41 |
| Alendronate Sodium | 142 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$674 across 36 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
- 2005-07-22
- Last updated
- 2011-03-17
Frequently asked questions
- What is Jun Lee's NPI number?
- Jun Lee's National Provider Identifier (NPI) is 1891795522, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jun Lee's specialty?
- Jun Lee is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jun Lee located?
- Jun Lee's practice location on file with NPPES is 4525 Ohio Drive, Frisco, TX 75035.
- What is Jun Lee's phone number?
- The practice phone number listed in the NPPES registry for Jun Lee is (972) 731-7717.
- Does Jun Lee accept Medicare?
- Jun Lee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jun Lee's NPI active?
- Yes — Jun Lee's NPI (1891795522) is active in the NPPES registry as of the last update on 2011-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.