JUSTIN HYUCK-JIN JUNN MD
NPI 1164733358
Obstetrics & Gynecology in Stanford, CA

Active since June 23, 2010PECOS EnrolledAccepts Medicare Assignment
76.5/100
CMS Quality Rating
300 PASTEUR DR, STANFORD, CA 94305(650) 723-4000 Get Directions Write a Review

NPPES record last updated: April 26, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 26, 2024, Oct 7, 2020 (2 updates tracked since 2020).

About Justin Hyuck-jin Junn Md NPPES

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

JUSTIN HYUCK-JIN JUNN MD (NPI 1164733358) is an individual obstetrics & gynecology provider in Stanford, California, licensed in California (C169249) and active in the NPI registry since June 2010. He is enrolled in Medicare PECOS, maintains a secondary practice location in Seattle, and is a graduate of University Of Michigan Medical School (2010).

NPPES Registry Identity

NPI1164733358
Entity TypeIndividualMale
Primary Taxonomy207V00000X
Provider Legal NameJUSTIN HYUCK-JIN JUNNCredential: MD
Location Address300 PASTEUR DRStanford, CA 94305-2200
Mailing AddressPo Box 50095Seattle, WA 98145-5095 · (206) 520-5700
Sole ProprietorNo
Medical School CMSUniversity Of Michigan Medical SchoolGraduated 2010
Enumeration DateJune 23, 2010
Last NPPES UpdateApril 26, 20242 updates tracked since enumeration
NPPES CertifiedApril 26, 2024
NPI 1164733358 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses Licensed in CA · C169249 Licensed in WA · MD60564647
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
300 PASTEUR DR, Stanford, CA 94305

Secondary Practice Location 1

Location 14245 Roosevelt Way NESeattle, WA 98105-6008 · Phone (206) 598-5500

Other Identifiers 1

Medicaid1164733358WA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Justin Hyuck-jin Junn Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6608092200
PECOS Enrollment IDI20200921002226
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 94305 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
$156.67 typical visit price
range $70.37 – $206.04
Typical copayment $39.16 (range $17.59 – $51.51)
Most-billed visit code 99204
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
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.

76.5/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality74.31
Promoting Interoperability100
Improvement Activities40
Cost43.95

Other Providers at the Same Location NPPES 20

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

Internal Medicine (Gastroenterology)
300 PASTEUR DR, ALWAY BUILD M211, MC 5187
STANFORD, CA 94305
Radiology (Vascular & Interventional Radiology)
300 PASTEUR DR
STANFORD, CA 94305
Psychiatry & Neurology (Psychiatry)
300 PASTEUR DR
STANFORD, CA 94305
Radiology (Diagnostic Radiology)
300 PASTEUR DR
STANFORD, CA 94305
Nurse Practitioner
300 PASTEUR DR
STANFORD, CA 94305
Neurological Surgery
300 PASTEUR DR
STANFORD, CA 94305
Pathology (Anatomic Pathology & Clinical Pathology)
300 PASTEUR DR, LANE 235
STANFORD, CA 94305
Internal Medicine (Critical Care Medicine)
300 PASTEUR DR
STANFORD, CA 94305

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 Justin Junn's NPI number?

The NPI number for Justin Junn is 1164733358. It was assigned to this individual provider in the NPPES registry on June 23, 2010.

Where is Justin Junn located?

Justin Junn practices at 300 Pasteur Dr, Stanford, CA 94305. The listed phone number is (650) 723-4000.

What is Justin Junn's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Justin Junn enrolled in Medicare?

Yes. Justin Junn is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Justin Junn was last updated on April 26, 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.