Tonny Lee, M.D.
NPI 1639118748 · Gastroenterology Physician · Torrance, CA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tonny Lee, M.D. is a Gastroenterology Physician provider in Torrance, CA (NPI 1639118748).
Provider details
- NPI number
- 1639118748
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A68665 (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
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
2,162 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 798 | $41 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 450 | $138 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 | 183 | $138 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 167 | $150 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 143 | $89 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 312 | 139 |
| Famotidine | 273 | 108 |
| Pantoprazole Sodium | 168 | 63 |
| Tenofovir Alafenamidebrand: Vemlidy | 158 | 20 |
| Dicyclomine Hcl | 108 | 53 |
| Lipase/Protease/Amylasebrand: Creon | 83 | 25 |
| Linaclotidebrand: Linzess | 77 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$21,882 across 56 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
- 2006-06-05
- Last updated
- 2021-06-24
- Certified
- 2021-06-24
Frequently asked questions
- What is Tonny Lee's NPI number?
- Tonny Lee's National Provider Identifier (NPI) is 1639118748, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tonny Lee's specialty?
- Tonny Lee is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Tonny Lee located?
- Tonny Lee's practice location on file with NPPES is 23456 Hawthorne Blvd Ste 300, Torrance, CA 90505-4716.
- What is Tonny Lee's phone number?
- The practice phone number listed in the NPPES registry for Tonny Lee is (310) 539-2055.
- Does Tonny Lee accept Medicare?
- Tonny Lee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tonny Lee's NPI active?
- Yes — Tonny Lee's NPI (1639118748) is active in the NPPES registry as of the last update on 2021-06-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.