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JOHN INOU HWANG M.D.
NPI 1194087825
Internal Medicine in New York, NY

Active since June 08, 2012PECOS Enrolled
462 1ST AVE # 16N1, NEW YORK, NY 10016(917) 796-9437(888) 203-7720 Get Directions Write a Review

NPPES record last updated: January 24, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About John Inou Hwang M.d. NPPES

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

JOHN INOU HWANG M.D. (NPI 1194087825) is an individual internal medicine provider in New York, New York, licensed in New York (278335) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS and maintains a secondary practice location in New York.

NPPES Registry Identity

NPI1194087825
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameJOHN INOU HWANGCredential: M.D.
Location Address462 1ST AVE # 16N1New York, NY 10016-9196
Mailing Address10440 Queens Blvd Apt 18hForest Hills, NY 11375-3693 · (917) 796-9437
Phone(917) 796-9437
Fax(888) 203-7720
Sole ProprietorNo
Enumeration DateJune 8, 2012
Last NPPES UpdateJanuary 24, 2025
NPPES CertifiedJanuary 24, 2025
✔ NPI 1194087825 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 278335
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
462 1ST AVE # 16N1, New York, NY 10016
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Secondary Practice Location 1

Location 1550 1st Avenue, NYU Langone Medical CenterNew York, NY 10016 · Phone (917) 796-9437

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

John Inou Hwang M.d. 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 10016 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
$150.24 typical visit price
range $65.69 – $198.19
Typical copayment $37.56 (range $16.42 – $49.54)
Most-billed visit code 99204
Established Patient
$114.88 typical visit price
range $21.20 – $160.66
Typical copayment $28.72 (range $5.30 – $40.16)
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 John Hwang's NPI number?

The NPI number for John Hwang is 1194087825. It was assigned to this individual provider in the NPPES registry on June 8, 2012.

Where is John Hwang located?

John Hwang practices at 462 1st Ave # 16n1, New York, NY 10016. The listed phone number is (917) 796-9437.

What is John Hwang's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is John Hwang enrolled in Medicare?

Yes. John Hwang is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for John Hwang was last updated on January 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.