DR. JOANNE ZHIWEN ZHU M.D.
NPI 1023036944
Hospitalist in Marietta, GA

Active since July 18, 2006PECOS EnrolledAccepts Medicare Assignment
92.93/100
CMS Quality Rating
677 CHURCH ST NE # 111, MARIETTA, GA 30060(770) 793-7750 Get Directions Write a Review

NPPES record last updated: October 16, 2019. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Oct 16, 2019, Feb 20, 2019 (2 updates tracked since 2019).

About Dr. Joanne Zhiwen Zhu M.d. NPPES

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

DR. JOANNE ZHIWEN ZHU M.D. (NPI 1023036944) is an individual hospitalist provider in Marietta, Georgia, licensed in Georgia (056253) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Wellstar Kennestone Regional Medical Center, and is a graduate of University Of Texas Southwestern Medical School At Dallas (2002).

NPPES Registry Identity

NPI1023036944
Entity TypeIndividualFemale
Primary Taxonomy208M00000X
Provider Legal NameDR. JOANNE ZHIWEN ZHUCredential: M.D.
Location Address677 CHURCH ST NE # 111Marietta, GA 30060-1101
Mailing Address677 Church St Ne # 111Marietta, GA 30060-1101 · (770) 793-7750
Sole ProprietorNo
Medical School CMSUniversity Of Texas Southwestern Medical School At DallasGraduated 2002
Enumeration DateJuly 18, 2006
Last NPPES UpdateOctober 16, 20192 updates tracked since enumeration
NPI 1023036944 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyHospitalistAllopathic & Osteopathic Physicians
Taxonomy Code208M00000X
License Licensed in GA · 056253
Definition

Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

Also ListedInternal MedicineTaxonomy 207R00000X · License 056253 (GA)
677 CHURCH ST NE # 111, Marietta, GA 30060

Other Identifiers 1

Medicaid784734314AGA

Accepted Insurance

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

Dr. Joanne Zhiwen Zhu M.d. 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 ID9133157613
PECOS Enrollment IDI20050727000623
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 4

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
335 services148 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
85 services52 patients
Hospital discharge day management, more than 30 minutes 99239
Hospital discharge day management over 30 minutes involves a detailed process to ensure a smooth transition from hospital to home. It includes final examinations, discussion of your hospital stay, post-discharge instructions, and coordinating follow-up care.
61 services61 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
27 services27 patients

Hospital Affiliations CMS Care Compare

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

Wellstar Kennestone Regional Medical Center

Acute Care Hospitals · Marietta, GA
4/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number110035
Location677 Church StreetMarietta, GA 30060 · Cobb County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 30060 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
$130.64 typical visit price
range $56.84 – $172.43
Typical copayment $32.66 (range $14.21 – $43.10)
Most-billed visit code 99204
Established Patient
$100.20 typical visit price
range $18.22 – $140.40
Typical copayment $25.05 (range $4.55 – $35.10)
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.

92.93/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality80.38
Promoting Interoperability100
Improvement Activities40

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
1 supplier21 claims21 services$41.92 avg. paid by Medicare
Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
1 supplier12 claims12 services$13.79 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers27 claims27 services$65.02 avg. paid by Medicare
Standard wheelchair K0001
DME-Wheelchairs · category DD000N
1 supplier19 claims19 services$16.02 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Hospitalist
677 CHURCH ST NE # 111
MARIETTA, GA 30060
Hospitalist
677 CHURCH ST NE # 111
MARIETTA, GA 30060
Hospitalist
677 CHURCH ST NE # 111
MARIETTA, GA 30060
Hospitalist
677 CHURCH ST NE # 111
MARIETTA, GA 30060
Hospitalist
677 CHURCH ST NE # 111
MARIETTA, GA 30060
Hospitalist
677 CHURCH ST NE # 111
MARIETTA, GA 30060
Internal Medicine (Infectious Disease)
677 CHURCH ST NE # 111
MARIETTA, GA 30060
Hospitalist
677 CHURCH ST NE # 111
MARIETTA, GA 30060

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 Joanne Zhiwen Zhu's NPI number?

The NPI number for Joanne Zhiwen Zhu is 1023036944. It was assigned to this individual provider in the NPPES registry on July 18, 2006.

Where is Joanne Zhiwen Zhu located?

Joanne Zhiwen Zhu practices at 677 Church St NE # 111, Marietta, GA 30060. The listed phone number is (770) 793-7750.

What is Joanne Zhiwen Zhu's specialty?

The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.

Is Joanne Zhiwen Zhu enrolled in Medicare?

Yes. Joanne Zhiwen Zhu 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.

What insurance does Joanne Zhiwen Zhu accept?

Health plans from Alliant Health Plans, Inc. list Joanne Zhiwen Zhu as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Joanne Zhiwen Zhu affiliated with any hospitals?

According to CMS data, Joanne Zhiwen Zhu is affiliated with Wellstar Kennestone Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Joanne Zhiwen Zhu was last updated on October 16, 2019. NPI Profile syncs with the weekly NPPES data releases published by CMS.