Mansur Lee, M.D.
NPI 1265450621 · Internal Medicine Physician · La Jolla, CA
Mansur Lee, M.D. is a Internal Medicine Physician provider in La Jolla, CA (NPI 1265450621).
Provider details
- NPI number
- 1265450621
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A94778 (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
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
782 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 447 | $81 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 140 | $119 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 116 | $135 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 67 | $122 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 12 | $179 |
Typical Medicare-allowed amounts for these services range $81–$179 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Apixabanbrand: Eliquis | 54 | 23 |
| Metoprolol Tartrate | 45 | 23 |
| Atorvastatin Calcium | 33 | 19 |
| Furosemide | 32 | 20 |
| Ciprofloxacin Hcl | 28 | 28 |
| Cefdinir | 24 | 24 |
| Carvedilol | 23 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$169 across 7 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
Additional practice locations (2)
- 2141 N Harbor Blvd Ste 25000Fullerton, CA 92835-3830Phone: (714) 626-8650Fax: (714) 626-8693
- 101 E Valencia Mesa Dr Ste 311Fullerton, CA 92835-3809Phone: (714) 992-3969
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2025-07-10
- Certified
- 2025-07-10
Frequently asked questions
- What is Mansur Lee's NPI number?
- Mansur Lee's National Provider Identifier (NPI) is 1265450621, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mansur Lee's specialty?
- Mansur Lee is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mansur Lee located?
- Mansur Lee's practice location on file with NPPES is 10666 N Torrey Pines Rd, La Jolla, CA 92037-1027.
- What is Mansur Lee's phone number?
- The practice phone number listed in the NPPES registry for Mansur Lee is (858) 455-9100.
- Is Mansur Lee's NPI active?
- Yes — Mansur Lee's NPI (1265450621) is active in the NPPES registry as of the last update on 2025-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.