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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

HEME ONC CALL
NPI 1821913609
Internal Medicine - Hematology & Oncology in Lake Mary, FL

Active since August 11, 2026
105 COMMERCE ST STE 109, LAKE MARY, FL 32746(786) 567-8310 Get Directions Write a Review

NPPES record added: August 11, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Heme Onc Call NPPES

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

HEME ONC CALL (NPI 1821913609) is a healthcare organization registered as a hematology & oncology in Lake Mary, Florida and active in the NPI registry since August 2026. The organization lists Steven Gary Fein, Md, as its authorized official.

NPPES Registry Identity

NPI1821913609
Entity TypeOrganization
Primary Taxonomy207RH0003X
Legal Business NameHEME ONC CALL
Location Address105 COMMERCE ST STE 109Lake Mary, FL 32746-6228
Mailing Address8255 S Dixie HwyMiami, FL 33143-7717 · (786) 567-8310
Phone(786) 567-8310
Organization SubpartNo
Authorized OfficialSteven Gary FeinMd · (786) 567-8310
Enumeration DateAugust 11, 2026
NPPES CertifiedAugust 11, 2026
✔ NPI 1821913609 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
105 COMMERCE ST STE 109, Lake Mary, FL 32746
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 3

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

LAKE MARY INFUSION CENTER
Internal Medicine
105 COMMERCE ST STE 109
LAKE MARY, FL 32746
Seminole County (267) 939-1819
MEDICA PHARMACY
Pharmacy (Community/Retail Pharmacy)
105 COMMERCE ST STE 109
LAKE MARY, FL 32746
Seminole County (407) 554-5010
NEW HORIZON HEALTH MEDICAL PA
Internal Medicine
105 COMMERCE ST STE 109
LAKE MARY, FL 32746
Seminole County (646) 687-2838

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 Heme Onc Call's NPI number?

The NPI number for Heme Onc Call is 1821913609. It was assigned to this organization in the NPPES registry on August 11, 2026.

Where is Heme Onc Call located?

Heme Onc Call is located at 105 Commerce St Ste 109, Lake Mary, FL 32746. The listed phone number is (786) 567-8310.

What is Heme Onc Call's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for Heme Onc Call was last updated on August 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.