TIANNAN ZHANG
NPI 1578096541
Internal Medicine in New Orleans, LA

Active since April 06, 2017PECOS EnrolledAccepts Medicare Assignment
1514 JEFFERSON HWY, NEW ORLEANS, LA 70121(504) 842-7511(504) 842-2644 Get Directions Write a Review

NPPES record last updated: May 6, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 6, 2023, Jul 14, 2022, Dec 7, 2021 (3 updates tracked since 2021).

About Tiannan Zhang NPPES

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

TIANNAN ZHANG (NPI 1578096541) is an individual internal medicine provider in New Orleans, Louisiana, licensed in Louisiana (334953) and active in the NPI registry since April 2017. He is enrolled in Medicare PECOS, is affiliated with Huntsville Memorial Hospital, and maintains a secondary practice location in Biddeford.

NPPES Registry Identity

NPI1578096541
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTIANNAN ZHANG
Location Address1514 JEFFERSON HWYNew Orleans, LA 70121-2429
Mailing Address1514 Jefferson HwyNew Orleans, LA 70121-2429 · (504) 842-4000
Fax(504) 842-2644
Sole ProprietorYes
Medical School CMSKansas City University Of Med & Biosciences, College Of Osteo MedGraduated 2017
Enumeration DateApril 6, 2017
Last NPPES UpdateMay 6, 20233 updates tracked since enumeration
NPPES CertifiedMay 6, 2023
NPI 1578096541 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses Licensed in LA · 334953 Licensed in TX · S7379
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedHospitalistTaxonomy 208M00000X · License S7379 (TX), DO3447 (ME)
1514 JEFFERSON HWY, New Orleans, LA 70121

Secondary Practice Location 1

Location 11 Medical Center DrBiddeford, ME 04005-9422 · Phone (207) 283-7000

Other Identifiers 1

Medicaid417867502TX

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

Tiannan Zhang 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 ID7315361771
PECOS Enrollment IDI20200720000994
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.
290 services130 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.
218 services78 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.
116 services114 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
60 services59 patients

Hospital Affiliations CMS Care Compare 4

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

Huntsville Memorial Hospital

Acute Care Hospitals · Huntsville, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450347
Location110 Memorial Hospital DriveHuntsville, TX 77340 · Walker County
Emergency services Birthing friendly

Methodist Hospital

Acute Care Hospitals · San Antonio, TX
4/5 CMS rating
OwnershipProprietary
CMS Certification Number450388
Location7700 Floyd Curl DrSan Antonio, TX 78229 · Bexar County
Emergency services Birthing friendly

Hill Country Memorial Hospital

Acute Care Hospitals · Fredericksburg, TX
5/5 CMS rating
OwnershipProprietary
CMS Certification Number450604
Location1020 South State Highway 16Fredericksburg, TX 78624 · Gillespie County
Emergency services Birthing friendly

Corpus Christi Medical Center,the

Acute Care Hospitals · Corpus Christi, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number450788
Location6629 Woodridge RoadCorpus Christi, TX 78414 · Nueces County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 70121 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
$128.88 typical visit price
range $55.50 – $170.30
Typical copayment $32.22 (range $13.87 – $42.57)
Most-billed visit code 99204
Established Patient
$98.35 typical visit price
range $17.42 – $138.03
Typical copayment $24.58 (range $4.35 – $34.50)
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.

Referred Medical Equipment & Supplies CMS DME claims 3

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

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
4 suppliers45 claims45 services$17.51 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
6 suppliers58 claims58 services$88.28 avg. paid by Medicare
Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing K0738
DME-Oxygen and Supplies · category DC000N
3 suppliers15 claims15 services$34.17 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.

Internal Medicine (Clinical Cardiac Electrophysiology)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Surgery
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Nurse Practitioner (Pediatrics, Critical Care)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Internal Medicine (Hematology & Oncology)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Internal Medicine (Hematology & Oncology)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Nurse Practitioner (Pediatrics)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Nurse Anesthetist, Certified Registered
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Internal Medicine (Cardiovascular Disease)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121

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 Tiannan Zhang's NPI number?

The NPI number for Tiannan Zhang is 1578096541. It was assigned to this individual provider in the NPPES registry on April 6, 2017.

Where is Tiannan Zhang located?

Tiannan Zhang practices at 1514 Jefferson Hwy, New Orleans, LA 70121. The listed phone number is (504) 842-7511.

What is Tiannan Zhang's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Tiannan Zhang enrolled in Medicare?

Yes. Tiannan Zhang 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 Tiannan Zhang accept?

Health plans from Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan, Molina Healthcare, Oscar Insurance Company and UnitedHealthcare list Tiannan Zhang 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 Tiannan Zhang affiliated with any hospitals?

According to CMS data, Tiannan Zhang is affiliated with Huntsville Memorial Hospital, Methodist Hospital, Hill Country Memorial Hospital and Corpus Christi Medical Center,the.

When was this NPI record last updated?

The NPPES record for Tiannan Zhang was last updated on May 6, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.