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HOWARD CHUNG
NPI 1497246615
Internal Medicine - Gastroenterology in Mesa, AZ

Active since May 23, 2018PECOS Enrolled
84.47/100
CMS Quality Rating
1301 S CRISMON RD APT 3021, MESA, AZ 85209(323) 203-7030 Get Directions Write a Review

NPPES record last updated: June 8, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Sep 9, 2021, May 23, 2018 (2 updates tracked since 2018).

About Howard Chung NPPES

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

HOWARD CHUNG (NPI 1497246615) is an individual gastroenterology provider in Mesa, Arizona, licensed in Arizona (70887) and active in the NPI registry since May 2018. He is enrolled in Medicare PECOS and maintains a secondary practice location in Brooklyn.

NPPES Registry Identity

NPI1497246615
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameHOWARD CHUNG
Location Address1301 S CRISMON RD APT 3021Mesa, AZ 85209-3767
Mailing Address1301 S Crismon RdMesa, AZ 85209-3767 · (480) 358-6100
Phone(323) 203-7030
Sole ProprietorNo
Enumeration DateMay 23, 2018
Last NPPES UpdateJune 8, 20262 updates tracked since enumeration
NPPES CertifiedJune 8, 2026
✔ NPI 1497246615 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in AZ · 70887
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedHospitalistTaxonomy 208M00000X · License 312571 (NY)
1301 S CRISMON RD APT 3021, Mesa, AZ 85209
Open in Google Maps ↗

Secondary Practice Location 1

Location 1150 55th StBrooklyn, NY 11220-2508 · Phone (718) 630-7000 · Fax (718) 630-8515

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Howard Chung 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.

Medicare Billing Reassignment

Medicare enrollment records show Howard Chung reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Genesis Healthcare Partners PC
330 mi
Specialist
320 SANTA FE DR STE 108
Encinitas, CA 92024
  • Reassigned Medicare billing, California enrollment
  • 242 clinicians in this Medicare group
NPI 1548567498 (760) 436-4558

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85209 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
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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.

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.

84.47/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality93.33
Promoting Interoperability100
Improvement Activities40
Cost54.91

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 Howard Chung's NPI number?

The NPI number for Howard Chung is 1497246615. It was assigned to this individual provider in the NPPES registry on May 23, 2018.

Where is Howard Chung located?

Howard Chung practices at 1301 S Crismon Rd Apt 3021, Mesa, AZ 85209. The listed phone number is (323) 203-7030.

What is Howard Chung's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Howard Chung enrolled in Medicare?

Yes. Howard Chung is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Howard Chung's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Howard Chung reassigns Medicare benefits to Genesis Healthcare Partners PC (Encinitas, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Howard Chung's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Howard Chung was last updated on June 8, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.