DR. HAJOON CHUN M.D.
NPI 1174612592
Obstetrics & Gynecology - Maternal & Fetal Medicine in Flushing, NY

Q: What is Hajoon Chun's NPI number?

The NPI number for Hajoon Chun is 1174612592. It was assigned to this individual provider in the NPPES registry on October 12, 2006.

Q: What is Hajoon Chun's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.

Q: When was this NPI record last updated?

The NPPES record for Hajoon Chun was last updated on June 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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 October 12, 2006PECOS Enrolled

89.52/100

CMS Quality Rating

18901 NORTHERN BLVD, FLUSHING, NY 11358(718) 253-8111(718) 587-9300 Get Directions Write a Review

NPPES record last updated: June 10, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 10, 2024, Jun 6, 2024 (2 updates tracked since 2024).

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About Dr. Hajoon Chun M.d. NPPES

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

DR. HAJOON CHUN M.D. (NPI 1174612592) is an individual maternal & fetal medicine provider in Flushing, New York, licensed in New York (198540) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of Tufts University School Of Medicine (1991).

NPPES Registry Identity

NPI1174612592

Entity TypeIndividualMale

Primary Taxonomy207VM0101X

Provider Legal NameDR. HAJOON CHUNCredential: M.D.

Location Address18901 NORTHERN BLVDFlushing, NY 11358-2824

Mailing Address18901 Northern BlvdFlushing, NY 11358-2824 · (718) 253-8111 · Fax (718) 587-9300

Phone(718) 253-8111

Fax(718) 587-9300

Sole ProprietorYes

Medical School CMSTufts University School Of MedicineGraduated 1991

Enumeration DateOctober 12, 2006

Last NPPES UpdateJune 10, 20242 updates tracked since enumeration

NPPES CertifiedJune 10, 2024

✔ NPI 1174612592 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · Maternal & Fetal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207VM0101X

License✔ Licensed in NY · 198540

Definition

An obstetrician/gynecologist who cares for, or provides consultation on, patients with complications of pregnancy. This specialist has advanced knowledge of the obstetrical, medical and surgical complications of pregnancy and their effect on both the mother and the fetus. The specialist also possesses expertise in the most current diagnostic and treatment modalities used in the care of patients with complicated pregnancies.

18901 NORTHERN BLVD, Flushing, NY 11358

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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. Hajoon Chun M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8820148745

PECOS Enrollment IDI20090615000236

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.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina 76830

An ultrasound scan of the lower abdominal region is a safe, non-invasive procedure that uses sound waves to create images of internal structures. This helps in checking the health of reproductive organs and detecting any abnormalities. The scan is done via a small probe inserted into the body.

34 services31 patients

Complete ultrasound scan of pelvis 76856

A complete ultrasound scan of the pelvis is a safe, non-invasive imaging procedure. It uses sound waves to create pictures of your lower abdomen area, helping doctors to evaluate and diagnose any potential issues. It's painless and usually takes about 30 minutes.

33 services30 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11358 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

$153.13 typical visit price

range $67.00 – $201.98

Typical copayment $38.28 (range $16.75 – $50.49)

Most-billed visit code 99204

Established Patient

$82.96 typical visit price

range $21.62 – $163.52

Typical copayment $20.74 (range $5.40 – $40.88)

Most-billed visit code 99213

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

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

89.52/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

75.34

Promoting Interoperability

Improvement Activities

Cost

73.91

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.

HJC MEDICINE PLLC

Obstetrics & Gynecology (Maternal & Fetal Medicine)

18901 NORTHERN BLVD
FLUSHING, NY 11358

Queens County (718) 261-9300

SABINE EDJENGUELE

Nurse Practitioner (Women's Health)

18901 NORTHERN BLVD
FLUSHING, NY 11358

Queens County (917) 410-6905

AMR ETMAN MD

Obstetrics & Gynecology (Gynecology)

18901 NORTHERN BLVD
FLUSHING, NY 11358

Queens County (917) 410-6905

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 Hajoon Chun's NPI number?

The NPI number for Hajoon Chun is 1174612592. It was assigned to this individual provider in the NPPES registry on October 12, 2006.

Where is Hajoon Chun located?

Hajoon Chun practices at 18901 Northern Blvd, Flushing, NY 11358. The listed phone number is (718) 253-8111.

What is Hajoon Chun's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Maternal & Fetal Medicine, with taxonomy code 207VM0101X.

Is Hajoon Chun enrolled in Medicare?

Yes. Hajoon Chun is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Hajoon Chun was last updated on June 10, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.