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DR. CHARLENE ZHIYI CHAO MD
NPI 1396756219
Surgery in Brooklyn, NY

Active since August 10, 2006PECOS EnrolledAccepts Medicare Assignment
802 64TH ST # 2F, BROOKLYN, NY 11220(718) 833-2699(718) 833-2667 Get Directions Write a Review

NPPES record last updated: May 26, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 23, 2024, Dec 19, 2024, Oct 12, 2023 and 2 more (5 updates tracked since 2021).

About Dr. Charlene Zhiyi Chao Md NPPES

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

DR. CHARLENE ZHIYI CHAO MD (NPI 1396756219) is an individual surgery provider in Brooklyn, New York, licensed in Massachusetts (243672) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS, is affiliated with New York Community Hospital Of Brooklyn, Inc., and is a graduate of State University Of New York Downstate Medical Center (2001).

NPPES Registry Identity

NPI1396756219
Entity TypeIndividualFemale
Primary Taxonomy208600000X
Provider Legal NameDR. CHARLENE ZHIYI CHAOCredential: MD
Location Address802 64TH ST # 2FBrooklyn, NY 11220-4730
Mailing AddressPo Box 6054Spring Hill, FL 34611-6054 · (917) 633-4934 · Fax (800) 420-3318
Phone(718) 833-2699
Fax(718) 833-2667
Sole ProprietorNo
Medical School CMSState University Of New York Downstate Medical CenterGraduated 2001
Enumeration DateAugust 10, 2006
Last NPPES UpdateMay 26, 20225 updates tracked since enumeration
NPPES CertifiedMay 26, 2022
✔ NPI 1396756219 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in MA · 243672
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
802 64TH ST # 2F, Brooklyn, NY 11220
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Other Identifiers 1

Medicaid1396756219NY

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Charlene Zhiyi Chao 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 ID9234131285
PECOS Enrollment IDI20100301000566
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 Reassignments

8

Medicare enrollment records show Charlene Chao reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Charlene Chao, MD, PLLC
Same address
Surgery
802 64TH STREET, STE 2F
Brooklyn, NY 11220
  • Reassigned Medicare billing, New York enrollment
NPI 1275873085 (718) 833-2699
Maimonides Faculty Practice Plan
0.8 mi
Internal Medicine
4802 10TH AVE
Brooklyn, NY 11219
  • Reassigned Medicare billing, New York enrollment
  • 1,177 clinicians in this Medicare group
NPI 1053344846 (718) 283-8700
Maimonides Medical Center General Surgery Fpp
0.8 mi
Surgery
4802 10TH AVE
Brooklyn, NY 11219
  • Reassigned Medicare billing, New York enrollment
  • 26 clinicians in this Medicare group
NPI 1235386905 (718) 283-8773
Kings Physician Services, PC
3.0 mi
Emergency Medicine
506 6TH STREET, DEPARTMENT OF EMERGENCY MEDICINE
Brooklyn, NY 11215
  • Reassigned Medicare billing, New York enrollment
  • 1,029 clinicians in this Medicare group
NPI 1326698879 (718) 780-3424
Brookdale Hospital Medical Center
3.9 mi
General Acute Care Hospital
1 BROOKDALE PLZ STE 666
Brooklyn, NY 11212
  • Reassigned Medicare billing, New York enrollment
  • 782 clinicians in this Medicare group
NPI 1720028772 (718) 240-8352
Brooklyn Radiation Oncology PC
4.2 mi
Radiation Oncology
2101 AVENUE X
Brooklyn, NY 11235
  • Reassigned Medicare billing, New York enrollment
  • 28 clinicians in this Medicare group
NPI 1033163506 (718) 517-2900
Interfaith Professional Physician Services, P.C.
5.0 mi
Surgery
1545 ATLANTIC AVENUE, FACULTY PRACTICE
Brooklyn, NY 11213
  • Reassigned Medicare billing, New York enrollment
  • Medicare enrollment name: Interfaith Professional Physician Services PC
  • 635 clinicians in this Medicare group
NPI 1457643991 (718) 240-8352
New York University
1,031 mi
Cardiovascular Disease
3301 QUANTUM BLVD
Boynton Beach, FL 33426
  • Reassigned Medicare billing, New York enrollment
  • 7,712 clinicians in this Medicare group
NPI 1285826438 (877) 648-2964

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

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
24 services11 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
13 services13 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

New York Community Hospital Of Brooklyn, Inc.

Acute Care Hospitals · Brooklyn, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330019
Location2525 Kings HighwayBrooklyn, NY 11229 · Kings County
Emergency services

Maimonides Medical Center

Acute Care Hospitals · Brooklyn, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330194
Location4802 Tenth AvenueBrooklyn, NY 11219 · Kings County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11220 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
$105.06 typical visit price
range $67.40 – $203.53
Typical copayment $26.26 (range $16.85 – $50.88)
Most-billed visit code 99203
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
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.

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 Charlene Chao's NPI number?

The NPI number for Charlene Chao is 1396756219. It was assigned to this individual provider in the NPPES registry on August 10, 2006.

Where is Charlene Chao located?

Charlene Chao practices at 802 64th St # 2F, Brooklyn, NY 11220. The listed phone number is (718) 833-2699.

What is Charlene Chao's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Charlene Chao enrolled in Medicare?

Yes. Charlene Chao 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.

Which organizations bill Medicare for Charlene Chao's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Charlene Chao reassigns Medicare benefits to 8 organizations: Charlene Chao, MD, PLLC (Brooklyn, NY), Maimonides Faculty Practice Plan (Brooklyn, NY), Maimonides Medical Center General Surgery Fpp (Brooklyn, NY), Kings Physician Services, PC (Brooklyn, NY), Brookdale Hospital Medical Center (Brooklyn, NY) and 3 more organizations, listed in the Medicare section above. Each 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 Charlene Chao's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Charlene Chao affiliated with any hospitals?

According to CMS data, Charlene Chao is affiliated with New York Community Hospital Of Brooklyn, Inc. and Maimonides Medical Center.

When was this NPI record last updated?

The NPPES record for Charlene Chao was last updated on May 26, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.