MARIANA C ZAPATA MD
NPI 1821528076
Internal Medicine - Hepatology in New Orleans, LA

Active since June 19, 2017PECOS EnrolledAccepts Medicare Assignment
1514 JEFFERSON HWY, NEW ORLEANS, LA 70121(504) 842-5790(504) 842-0191 Get Directions Write a Review

NPPES record last updated: September 1, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Sep 1, 2023, Aug 27, 2023, Jun 19, 2017 (3 updates tracked since 2017).

About Mariana C Zapata Md NPPES

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

MARIANA C ZAPATA MD (NPI 1821528076) is an individual hepatology provider in New Orleans, Louisiana, licensed in Louisiana (336376) and active in the NPI registry since June 2017. She is enrolled in Medicare PECOS, is affiliated with Ochsner Medical Center Acute, and maintains a secondary practice location in Boston.

NPPES Registry Identity

NPI1821528076
Entity TypeIndividualFemale
Primary Taxonomy207RI0008X
Provider Legal NameMARIANA C ZAPATACredential: MD
Location Address1514 JEFFERSON HWYNew Orleans, LA 70121-2429
Mailing Address1514 Jefferson HwyNew Orleans, LA 70121-2429 · (504) 842-4000
Fax(504) 842-0191
Sole ProprietorNo
Medical School CMSTulane University School Of MedicineGraduated 2017
Enumeration DateJune 19, 2017
Last NPPES UpdateSeptember 1, 20233 updates tracked since enumeration
NPPES CertifiedSeptember 1, 2023
NPI 1821528076 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal Medicine · HepatologyAllopathic & Osteopathic Physicians
Taxonomy Code207RI0008X
License Licensed in LA · 336376
Definition

The discipline of Hepatology encompasses the structure, function, and diseases of the liver and biliary tract. The American Board of Internal Medicine considers Hepatology part of the subspecialty of gastroenterology. Physicians who identify themselves as Hepatologists usually, but not always, have been trained in gastrointestinal programs.

Also ListedInternal MedicineTaxonomy 207R00000X · License 271942 (MA), 336376 (LA)
Also ListedInternal Medicine · GastroenterologyTaxonomy 207RG0100X · License 336376 (LA)
1514 JEFFERSON HWY, New Orleans, LA 70121

Secondary Practice Location 1

Location 1Massachusetts General Hospital, 55 Fruit St.Boston, MA 02114 · Phone (617) 643-0596

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

Mariana C Zapata 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 ID9931473907
PECOS Enrollment IDI20231017002744
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 9

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 moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
70 services58 patients
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.
40 services37 patients
Measurement of liver stiffness 91200
Measurement of liver stiffness is a non-invasive procedure that helps assess the health of your liver. It uses sound waves to detect the hardness of the liver tissue, which can indicate conditions like fibrosis or cirrhosis. It's a simple, painless test that provides valuable information about your liver's health.
33 services33 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.
31 services29 patients
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.
24 services12 patients
Telephone medical discussion with physician, 21-30 minutes 99443
This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.
16 services16 patients

Hospital Affiliations CMS Care Compare 5

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

Ochsner Medical Center Acute

Acute Care Hospitals · New Orleans, LA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190036
Location1516 Jefferson HwyNew Orleans, LA 70121 · Jefferson County
Emergency services Birthing friendly

Slidell Memorial Hospital

Acute Care Hospitals · Slidell, LA
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number190040
Location1001 Gause BlvdSlidell, LA 70458 · St. Tammany County
Emergency services Birthing friendly

Ochsner American Legion Hospital

Acute Care Hospitals · Jennings, LA
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190053
Location1634 Elton RoadJennings, LA 70546 · Jeffrson Davis County
Emergency services Birthing friendly

Ochsner Medical Center - Baton Rouge

Acute Care Hospitals · Baton Rouge, LA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number190202
Location17000 Medical Center DrBaton Rouge, LA 70816 · E. Baton Rouge County
Emergency services Birthing friendly

Ochsner St Anne General Hospital

Critical Access Hospitals · Raceland, LA
OwnershipVoluntary non-profit - Other
CMS Certification Number191324
Location4608 Highway 1Raceland, LA 70394 · Lafourche County
Emergency services Birthing friendly

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.

Physician Assistant (Medical)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1514 JEFFERSON HWY, OCHSNER CLINIC FOUDATION
NEW ORLEANS, LA 70121
Orthopaedic Surgery
1514 JEFFERSON HWY, OCHSNER CLINIC
NEW ORLEANS, LA 70121
Internal Medicine (Pulmonary Disease)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Internal Medicine (Cardiovascular Disease)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Internal Medicine (Cardiovascular Disease)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Nurse Practitioner (Acute Care)
1514 JEFFERSON HWY
NEW ORLEANS, LA 70121
Nurse Anesthetist, Certified Registered
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 Mariana Zapata's NPI number?

The NPI number for Mariana Zapata is 1821528076. It was assigned to this individual provider in the NPPES registry on June 19, 2017.

Where is Mariana Zapata located?

Mariana Zapata practices at 1514 Jefferson Hwy, New Orleans, LA 70121. The listed phone number is (504) 842-5790.

What is Mariana Zapata's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hepatology, with taxonomy code 207RI0008X.

Is Mariana Zapata enrolled in Medicare?

Yes. Mariana Zapata 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 Mariana Zapata accept?

Health plans from Blue Cross and Blue Shield of Louisiana and HMO Louisiana list Mariana Zapata 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 Mariana Zapata affiliated with any hospitals?

According to CMS data, Mariana Zapata is affiliated with Ochsner Medical Center Acute, Slidell Memorial Hospital, Ochsner American Legion Hospital, Ochsner Medical Center - Baton Rouge and Ochsner St Anne General Hospital.

When was this NPI record last updated?

The NPPES record for Mariana Zapata was last updated on September 1, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.