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JIHOON JOHN CHOI MD
NPI 1194285270
Internal Medicine - Hematology & Oncology in Olney, MD

Active since March 23, 2019PECOS Enrolled
18101 PRINCE PHILIP DR STE TG-100, OLNEY, MD 20832(301) 774-8882 Get Directions Write a Review

NPPES record last updated: June 4, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 4, 2026, May 17, 2023, Jul 15, 2019 and 1 more (4 updates tracked since 2019).

About Jihoon John Choi Md NPPES

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

JIHOON JOHN CHOI MD (NPI 1194285270) is an individual hematology & oncology provider in Olney, Maryland, licensed in Maryland (D0107234) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1194285270
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameJIHOON JOHN CHOICredential: MD
Location Address18101 PRINCE PHILIP DR STE TG-100Olney, MD 20832-1514
Mailing Address18101 Prince Philip Dr Ste Tg-100Olney, MD 20832-1514
Phone(301) 774-8882
Sole ProprietorNo
Enumeration DateMarch 23, 2019
Last NPPES UpdateJune 4, 20264 updates tracked since enumeration
NPPES CertifiedJune 4, 2026
✔ NPI 1194285270 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in MD · D0107234
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.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
18101 PRINCE PHILIP DR STE TG-100, Olney, MD 20832
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Secondary Practice Locations 2

Location 1111 E 210th StBronx, NY 10467-2401 · Phone (718) 920-4321
Location 2801 Massachusetts AveBoston, MA 02118-2605 · Phone (617) 414-5951 · Fax (617) 414-9251

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Jihoon John Choi 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 20832 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
$194.86 typical visit price
range $65.18 – $194.86
Typical copayment $48.71 (range $16.29 – $48.71)
Most-billed visit code 99205
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
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.

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 Jihoon Choi's NPI number?

The NPI number for Jihoon Choi is 1194285270. It was assigned to this individual provider in the NPPES registry on March 23, 2019.

Where is Jihoon Choi located?

Jihoon Choi practices at 18101 Prince Philip Dr Ste Tg-100, Olney, MD 20832. The listed phone number is (301) 774-8882.

What is Jihoon Choi's specialty?

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

Is Jihoon Choi enrolled in Medicare?

Yes. Jihoon Choi is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Jihoon Choi was last updated on June 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.