JULIO C. ALVARENGA THIEBAUD M.D. – NPI #1457770497
Internal Medicine

An internist with additional training who specializes in diseases of the blood, spleen and lymph. This specialist treats conditions such as anemia, clotting disorders, sickle cell disease, hemophilia, leukemia and lymphoma.

Health Care Provider Taxonomy Code for Internal Medicine

JULIO ALVARENGA THIEBAUD is a physician located in IRVINE, CA. NPPES has assigned the NPI number 1457770497 to JULIO ALVARENGA THIEBAUD on April 07, 2014. It is a Type-1 NPI, indicating this NPI number is associated with an individual. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207RH0000X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Hematology

The NPI profile was last updated on Apr 09, 2026. Use the NPI data found here to bill health insurance companies, identify providers enrolled in Medicare and Medicaid services or other HIPAA compliant transactions. See the complete NPI profile for JULIO ALVARENGA THIEBAUD below.

NPI Profile for
JULIO C. ALVARENGA THIEBAUD

NPI Number
1457770497
Enumeration Date

(more than 12 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
JULIO C. ALVARENGA THIEBAUD
Credentials
M.D.
Primary location
1000 FIVEPOINT STE A
IRVINE, CA 92618-2621
Phone: (949) 671-8000 Fax:
1 Other location(s):
2201 Inwood Rd
Dallas, TX 75390-9125
Phone: (214) 645-4673
Mailing address
PO BOX 512185
LOS ANGELES, CA 90051-0185
Phone: Fax:
Sole Proprietor
No
Updated
Certification Date
Apr 09, 2026

Note: NPPES allows providers to attest to the accuracy of their NPI data. When a provider request any change to the NPI record, they will be able to attest to their changed NPI data, resulting in an updated certification date.

Taxonomy Code(s)

A taxonomy code is a code that describes the health care service provider's type, classification, and the area of specialization. The primary specialty for this provider is indicated as (Primary) below.

Taxonomy Classification / Specialization State License
207RH0000X
- Internal Medicine / Hematology (Primary)		 CA A167977
207RH0003X
- Internal Medicine / Hematology & Oncology		 TX T2105

The taxonomy codes are selected by the provider at the time of NPI registration. Selection of a taxonomy code does not replace any credentialing or validation process that the provider requesting the code should complete.

Endpoint

Health Information Exchange (HEI)

HEI is the mobilization of health care information electronically across organizations within a region, community or hospital system. Endpoints provide a simple and secure way for participants to send authenticated, encrypted health information directly to known, trusted recipients over the internet such as primary care physicians, specialists, hospitals, labs, etc.

Endpoint
[email protected]
Endpoint type
Direct Messaging Address
Endpoint Description
Content Type
Affiliation
Y
Endpoint Location
1000 FIVEPOINT,
IRVINE, CA 77025-1669

Additional Information

Offers Telehealth Services
Yes - Telehealth services allows you to talk to your health care provider using audio/video communications, such as Zoom, without actually going in to the doctor's office
Accepts Medicare
This provider accepts Medicare-approved amount as payment in full. The Medicare-approved amount is the total the provider can be paid. When a provider accepts the Medicare-approved amount as payment, you won't be billed for more than the Medicare deductible & coinsureance.
Medicare Ordering & Referring
Provider can:
  • Refer to Part B
  • Order Durable Medical Equipment
  • Refer to Home Health Agency
  • Order Power Mobility Devices
Affiliations
JULIO ALVARENGA THIEBAUD is affiliated with the following medical group(s):
  • HOSPITAL
    • METHODIST HOSPITAL
      7700 FLOYD CURL DR
      SAN ANTONIO, TX 78229

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How do I correct or change the NPI data displayed here?
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Can I hide my NPI profile from the public?
Unfortunately, No. The NPPES discloses health care provider data under the Freedom of Information Act to the public, which means anyone may request such information directly from the National Plan & Provider Enumeration System. See the complete CMS Data Dissemination Notice here.