What is Lyndon Lee's NPI number?

Lyndon Lee's National Provider Identifier (NPI) is 1447871231, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Lyndon Lee's specialty?

Lyndon Lee is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).

Where is Lyndon Lee located?

Lyndon Lee's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2696.

What is Lyndon Lee's phone number?

The practice phone number listed in the NPPES registry for Lyndon Lee is (617) 726-2000.

Does Lyndon Lee accept Medicare?

Lyndon Lee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Lyndon Lee's NPI active?

Yes — Lyndon Lee's NPI (1447871231) is active in the NPPES registry as of the last update on 2025-08-11.

IndividualActiveAccepts Medicare

Lyndon Lee, MD

NPI 1447871231 · Internal Medicine Physician · Boston, MA

Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Lyndon Lee, MD is a Internal Medicine Physician provider in Boston, MA (NPI 1447871231).

Provider details

NPI number: 1447871231
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 2023027085 (MO)

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense 1023561 (MA)
Allopathic & Osteopathic Physicians
Internal Medicine Physician207R00000XLicense 2023027085 (MO)
Allopathic & Osteopathic Physicians
Hospitalist Physician208M00000XLicense 2023027085 (MO)
Allopathic & Osteopathic Physicians
Hospitalist Physician208M00000XLicense 1023561 (MA)
Allopathic & Osteopathic Physicians

Profile Score

Established profile(53/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure28% of score
6 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
2 documented practice locations
Medicare service volume (vs. specialty peers)28% of score
334 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	108	$109
Prolonged Hospital Inpatient Or Observation Care Evaluation and Management Service(s) Beyond the Total Time for the Primary Service (when the Primary Service Has Been Selected Using Time on the Date of the Primary Service); Each Additional 15 Minutes By ThG0316	86	$29
Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223	70	$166
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	59	$76
Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222	11	$125

Typical Medicare-allowed amounts for these services range $29–$166 (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.

Practice location

55 Fruit St

Boston, MA 02114-2696

Phone: (617) 726-2000

Fax: (314) 362-9878

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Mailing address