Won Lee, M.D.
NPI 1124218227 · Geriatric Medicine (Internal Medicine) Physician · Boston, MA
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Won Lee, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Boston, MA (NPI 1124218227).
Provider details
- NPI number
- 1124218227
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 232483 (MA)
Specialties & taxonomies
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
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
394 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) |
|---|---|---|
| Residence Visit for Established Patient With High Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99350 | 105 | $196 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 55 | $152 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 47 | $17 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 41 | $53 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 36 | $82 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 84 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 332 | 73 |
| Amlodipine Besylate | 203 | 59 |
| Diclofenac Sodium | 126 | 37 |
| Metoprolol Succinate | 117 | 29 |
| Mirtazapine | 114 | 27 |
| Losartan Potassium | 109 | 23 |
| Famotidine | 107 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-07-26
- Last updated
- 2020-06-04
- Certified
- 2020-06-04
Frequently asked questions
- What is Won Lee's NPI number?
- Won Lee's National Provider Identifier (NPI) is 1124218227, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Won Lee's specialty?
- Won Lee is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Won Lee located?
- Won Lee's practice location on file with NPPES is 725 Albany Street, Boston, MA 02118-4001.
- What is Won Lee's phone number?
- The practice phone number listed in the NPPES registry for Won Lee is (617) 638-6100.
- Does Won Lee accept Medicare?
- Won Lee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Won Lee's NPI active?
- Yes — Won Lee's NPI (1124218227) is active in the NPPES registry as of the last update on 2020-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.