DR. JULIO PAOLO ZAVALA MD
NPI 1649401589
Internal Medicine - Nephrology in Laredo, TX

Q: What is Julio Zavala's NPI number?

The NPI number for Julio Zavala is 1649401589. It was assigned to this individual provider in the NPPES registry on July 27, 2009.

Q: What is Julio Zavala's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Q: When was this NPI record last updated?

The NPPES record for Julio Zavala was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.

Active since July 27, 2009PECOS EnrolledAccepts Medicare Assignment

2325 E SAUNDERS ST PLAZA TWO, LAREDO, TX 78041(956) 723-4673(956) 723-3133 Get Directions Write a Review

NPPES record last updated: July 23, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 23, 2026, Apr 19, 2024, May 11, 2017 (3 updates tracked since 2017).

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About Dr. Julio Paolo Zavala Md NPPES

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

DR. JULIO PAOLO ZAVALA MD (NPI 1649401589) is an individual nephrology provider in Laredo, Texas, licensed in Texas (P9039) and active in the NPI registry since July 2009. He is enrolled in Medicare PECOS, is affiliated with Laredo Medical Center, and maintains a secondary practice location in Laredo.

NPPES Registry Identity

NPI1649401589

Entity TypeIndividualMale

Primary Taxonomy207RN0300X

Provider Legal NameDR. JULIO PAOLO ZAVALACredential: MD

Location Address2325 E SAUNDERS ST PLAZA TWOLaredo, TX 78041-5434

Mailing Address2325 E Saunders St Plaza TwoLaredo, TX 78041-5434 · (956) 723-4673 · Fax (956) 723-3133

Phone(956) 723-4673

Fax(956) 723-3133

Sole ProprietorNo

Medical School CMSOtherGraduated 2004

Enumeration DateJuly 27, 2009

Last NPPES UpdateJuly 23, 20263 updates tracked since enumeration

NPPES CertifiedJuly 23, 2026

✔ NPI 1649401589 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

License✔ Licensed in TX · P9039

Definition

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

2325 E SAUNDERS ST PLAZA TWO, Laredo, TX 78041

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Secondary Practice Location 1

Location 12309 E Saunders StLaredo, TX 78041-5434 · Phone (956) 723-4673 · Fax (956) 723-3133

Other Identifiers 2

Medicaid1649401589TX

Medicaid344244401TX

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

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. Julio Paolo Zavala 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 ID6800013160

PECOS Enrollment IDI20140808002112

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

Medicare enrollment records show Julio Zavala reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Laredo Nephrologists PLLC

Same address

Nephrology

2325 E SAUNDERS ST, PLAZA TWO
Laredo, TX 78041

Reassigned Medicare billing, Texas enrollment
8 clinicians in this Medicare group

NPI 1295075927 (956) 723-4673

Hcc Of Laredo LLC

1.9 mi

Internal Medicine

1700 E SAUNDERS ST
Laredo, TX 78041

Reassigned Medicare billing, Texas enrollment
94 clinicians in this Medicare group

NPI 1942712252 (866) 931-8882

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 12

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 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.

475 services161 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.

276 services85 patients

Dialysis services, 4 or more physician visits per month (20 years or older) 90960

Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.

262 services54 patients

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.

121 services66 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.

116 services95 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.

53 services48 patients

Dialysis services, 2-3 physician visits per month (20 years or older) 90961

Dialysis is a treatment that performs the function of healthy kidneys if they're not working properly. It removes waste and excess fluid from your blood. 2-3 physician visits per month are recommended for monitoring your health and adjusting your treatment as needed. This service is available for those aged 20 years and older.

46 services27 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.

38 services26 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

35 services27 patients

Hemodialysis procedure with physician evaluation 90935

Hemodialysis is a treatment that uses a machine to filter waste and excess fluid from your blood when your kidneys can't. A physician checks your health before, during, and after the procedure to ensure it's working effectively for you.

30 services22 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

16 services15 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

15 services15 patients

Hospital Affiliations CMS Care Compare 2

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

Laredo Medical Center

Acute Care Hospitals · Laredo, TX

2/5 CMS rating

OwnershipProprietary

CMS Certification Number450029

Location1700 East SaundersLaredo, TX 78044 · Webb County

Emergency services Birthing friendly

Doctors Hospital Of Laredo

Acute Care Hospitals · Laredo, TX

4/5 CMS rating

OwnershipProprietary

CMS Certification Number450643

Location10700 Mcpherson RoadLaredo, TX 78041 · Webb County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78041 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

$126.40 typical visit price

range $54.84 – $166.88

Typical copayment $31.60 (range $13.71 – $41.72)

Most-billed visit code 99204

Established Patient

$97.05 typical visit price

range $17.52 – $136.11

Typical copayment $24.26 (range $4.38 – $34.02)

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.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

CHALIT WANTHAKAWIKRAN MD

Internal Medicine (Nephrology)

2325 E SAUNDERS ST PLAZA TWO
LAREDO, TX 78041

Webb County (956) 723-4673

MS. VALERIA SOLIS RAMOS FNP-C

Nurse Practitioner (Family)

2325 E SAUNDERS ST PLAZA TWO
LAREDO, TX 78041

Webb County (956) 723-4673

DANIELA VAQUERA FNP

Nurse Practitioner (Family)

2325 E SAUNDERS ST PLAZA TWO
LAREDO, TX 78041

Webb County (956) 723-4673

MOHAMMED ABDULAZIZ MD

Internal Medicine (Nephrology)

2325 E SAUNDERS ST PLAZA TWO
LAREDO, TX 78041

Webb County (956) 723-4673

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 Julio Zavala's NPI number?

The NPI number for Julio Zavala is 1649401589. It was assigned to this individual provider in the NPPES registry on July 27, 2009.

Where is Julio Zavala located?

Julio Zavala practices at 2325 E Saunders St Plaza Two, Laredo, TX 78041. The listed phone number is (956) 723-4673.

What is Julio Zavala's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Julio Zavala enrolled in Medicare?

Yes. Julio Zavala 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 Julio Zavala's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Julio Zavala reassigns Medicare benefits to 2 organizations: Laredo Nephrologists PLLC (Laredo, TX) and Hcc Of Laredo LLC (Laredo, TX). 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 Julio Zavala's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Julio Zavala accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Julio Zavala 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 Julio Zavala affiliated with any hospitals?

According to CMS data, Julio Zavala is affiliated with Laredo Medical Center and Doctors Hospital Of Laredo.

When was this NPI record last updated?

The NPPES record for Julio Zavala was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.