Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. DENNIS D LEE MD
NPI 1063031631
Internal Medicine - Hematology in Brooklyn, NY

Q: What is Dennis Lee's NPI number?

The NPI number for Dennis Lee is 1063031631. It was assigned to this individual provider in the NPPES registry on April 13, 2020.

Q: What is Dennis Lee's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology, with taxonomy code 207RH0000X.

Q: When was this NPI record last updated?

The NPPES record for Dennis Lee was last updated on October 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since April 13, 2020PECOS Enrolled

5718 2ND AVE FL 2, BROOKLYN, NY 11220(646) 754-8567(646) 754-8501 Get Directions Write a Review

NPPES record last updated: October 12, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Oct 12, 2026, Apr 13, 2020 (2 updates tracked since 2020).

On this page

About Dr. Dennis D Lee Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. DENNIS D LEE MD (NPI 1063031631) is an individual hematology provider in Brooklyn, New York, licensed in New York (322615) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1063031631

Entity TypeIndividualMale

Primary Taxonomy207RH0000X

Provider Legal NameDR. DENNIS D LEECredential: MD

Location Address5718 2ND AVE FL 2Brooklyn, NY 11220-3313

Mailing Address5718 2nd Ave Fl 2Brooklyn, NY 11220-3313 · (646) 754-8567 · Fax (646) 754-8501

Phone(646) 754-8567

Fax(646) 754-8501

Sole ProprietorNo

Enumeration DateApril 13, 2020

Last NPPES UpdateOctober 12, 20262 updates tracked since enumeration

NPPES CertifiedOctober 12, 2026

✔ NPI 1063031631 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · HematologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0000X

License✔ Licensed in NY · 322615

Definition

An internist with additional training who specializes in diseases of the blood, spleen and lymph. This specialist treats conditions such as anemia, clotting disorders, sickle cell disease, hemophilia, leukemia and lymphoma.

Also ListedInternal MedicineTaxonomy 207R00000X · License 322615 (NY)

5718 2ND AVE FL 2, Brooklyn, NY 11220

Open in Google Maps ↗

Secondary Practice Locations 2

Location 1240 E 38th St Fl 19New York, NY 10016-2708 · Phone (212) 731-6541 · Fax (929) 455-9118

Location 270 Atlantic Ave Fl 4Brooklyn, NY 11201-5501 · Phone (929) 455-2500 · Fax (929) 455-2550

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Dennis D Lee Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11220 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$203.53 typical visit price

range $67.40 – $203.53

Typical copayment $50.88 (range $16.85 – $50.88)

Most-billed visit code 99205

Established Patient

$117.62 typical visit price

range $21.66 – $164.45

Typical copayment $29.40 (range $5.41 – $41.11)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NYU LANGONE HOSPITALS

Pharmacy (Clinic Pharmacy)

5718 2ND AVE FL 2
BROOKLYN, NY 11220

Kings County (646) 754-8555

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Dennis Lee's NPI number?

The NPI number for Dennis Lee is 1063031631. It was assigned to this individual provider in the NPPES registry on April 13, 2020.

Where is Dennis Lee located?

Dennis Lee practices at 5718 2nd Ave Fl 2, Brooklyn, NY 11220. The listed phone number is (646) 754-8567.

What is Dennis Lee's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology, with taxonomy code 207RH0000X.

Is Dennis Lee enrolled in Medicare?

Yes. Dennis Lee is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Dennis Lee was last updated on October 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.