JOHN CHOI MD
NPI 1649234337
Pediatrics in Rockville, MD

Q: What is John Choi's NPI number?

The NPI number for John Choi is 1649234337. It was assigned to this individual provider in the NPPES registry on April 12, 2006.

Q: What is John Choi's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Q: When was this NPI record last updated?

The NPPES record for John Choi was last updated on April 7, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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 12, 2006CLIA 21D1014110 · Waiver

5944 HUBBARD DR, ROCKVILLE, MD 20852(301) 984-9490(301) 984-9491 Get Directions Write a Review

NPPES record last updated: April 7, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About John Choi Md NPPES

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

JOHN CHOI MD (NPI 1649234337) is an individual pediatrics provider in Rockville, Maryland, licensed in Maryland (D0058667) and active in the NPI registry since April 2006. He holds a CLIA Waiver certificate valid through June 25, 2027.

NPPES Registry Identity

NPI1649234337

Entity TypeIndividualMale

Primary Taxonomy208000000X

Provider Legal NameJOHN CHOICredential: MD

Location Address5944 HUBBARD DRRockville, MD 20852-4824

Mailing Address5944 Hubbard DrRockville, MD 20852-4824 · (301) 984-9490 · Fax (301) 984-9491

Phone(301) 984-9490

Fax(301) 984-9491

Sole ProprietorNo

Enumeration DateApril 12, 2006

Last NPPES UpdateApril 7, 2021

NPPES CertifiedApril 7, 2021

✔ NPI 1649234337 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in MD · D0058667

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

5944 HUBBARD DR, Rockville, MD 20852

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Other Identifiers 1

Medicaid400194000MD

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 21D1014110

John Choi MD PC · Rockville, MD

Active · expires Jun 25, 2027

CLIA Number21D1014110

Laboratory TypePhysician Office

Certificate Effective DateJune 26, 2025

Certificate Expiration DateJune 25, 2027

Laboratory DirectorJohn Choi MD

Laboratory Phone(301) 984-9490

Laboratory LocationJohn Choi MD PC5944 Hubbard Drive, Rockville, MD 20852

CLIA data matches this NPI record on: Address Name Phone

This certificate is issued to a laboratory to perform only waived tests.

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 John Choi's NPI number?

The NPI number for John Choi is 1649234337. It was assigned to this individual provider in the NPPES registry on April 12, 2006.

Where is John Choi located?

John Choi practices at 5944 Hubbard Dr, Rockville, MD 20852. The listed phone number is (301) 984-9490.

What is John Choi's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Does John Choi hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 21D1014110) is associated with this NPI, valid through June 25, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for John Choi was last updated on April 7, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.