What is Gabrielle Lee's NPI number?

Gabrielle Lee's National Provider Identifier (NPI) is 1821627258, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Gabrielle Lee's specialty?

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

Where is Gabrielle Lee located?

Gabrielle Lee's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6110.

What is Gabrielle Lee's phone number?

The practice phone number listed in the NPPES registry for Gabrielle Lee is (617) 732-5500.

Does Gabrielle Lee accept Medicare?

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

Is Gabrielle Lee's NPI active?

Yes — Gabrielle Lee's NPI (1821627258) is active in the NPPES registry as of the last update on 2023-05-11.

IndividualActiveAccepts Medicare

Gabrielle Lee

NPI 1821627258 · Internal Medicine Physician · Boston, MA

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

Gabrielle Lee is a Internal Medicine Physician provider in Boston, MA (NPI 1821627258).

Provider details

NPI number: 1821627258
Entity type: Individual
Primary specialty: Internal Medicine PhysicianAllopathic & Osteopathic Physicians
Sex: Female
Sole proprietor: Yes

Specialties & taxonomies

Internal Medicine PhysicianPrimary207R00000XLicense 1014025 (MA)
Allopathic & Osteopathic Physicians
Student in an Organized Health Care Education/Training Program390200000X
Student, Health Care

Profile Score

Established profile(52/100 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
83% of core fields populated
Practice footprint17% of score
2 documented practice locations
Medicare service volume (vs. specialty peers)28% of score
624 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	299	$123
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	144	$82
Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223	77	$180
Hospital Discharge Day Management, More Than 30 Minutes99239	69	$120
Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231	35	$51

Typical Medicare-allowed amounts for these services range $51–$180 (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

75 Francis St

Boston, MA 02115-6110

Phone: (617) 732-5500

Street-level locationGet directions

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Mailing address