CESAR A. DE LAS CASAS M.D. – NPI #1184711798
Internal Medicine

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Health Care Provider Taxonomy Code for Internal Medicine

CESAR DE LAS CASAS is a physician located in HOUSTON, TX. NPPES has assigned the NPI number 1184711798 to CESAR DE LAS CASAS on October 06, 2006. It is a Type-1 NPI, indicating this NPI number is associated with an individual. According to the NPI Registry, there are 5 additional location(s) assigned to this provider which are listed below. With multiple taxonomy codes selected, the primary taxonomy selected by this provider is 207RH0003X from the Health Care Provider Taxonomy code set, which is classified as Internal Medicine, specializing in Hematology & Oncology

The NPI profile was last updated on May 27, 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 CESAR DE LAS CASAS below.

NPI Profile for
CESAR A. DE LAS CASAS

NPI Number
1184711798
Enumeration Date

(more than 19 years ago)
Entity Type
Type-1  Individual (Male)
Legal Name
CESAR A. DE LAS CASAS
Credentials
M.D.
Primary location
925 GESSNER RD STE 600
HOUSTON, TX 77024-2645
Phone: (713) 827-9525 Fax: (713) 468-3561
5 Other location(s):
801 N Flamingo Rd
Pembroke Pines, FL 33028-1046
Phone: (954) 265-4325
Fax: (954) 443-4747
2130 W Holcombe Blvd Fl 10
Houston, TX 77030-3306
Phone: (713) 600-0900
Fax: (713) 600-0070
6445 Main Street
OPC 24
Houston, TX 77030
Phone: (713) 441-9948
Fax: (713) 441-8791
7789 Southwest Fwy Ste 460
Houston, TX 77074-1841
Phone: (713) 778-0300
Fax: (713) 778-0303
4000 Spencer Hwy Ste 200
Pasadena, TX 77504-1202
Phone: (713) 378-0330
Fax: (713) 378-0346
Mailing address
PO BOX 749495
ATLANTA, GA 30374-9495
Phone: (855) 963-2100 Fax: (813) 321-1296
Sole Proprietor
No
Updated
Certification Date
May 27, 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.

Identifiers

Identifiers for CESAR DE LAS CASAS

Identifiers are used to associate other provider identifiers such as Medicaid or other insurers (ie:, Blue Cross, Blue Shield, Aetna, Kaiser-Permanente, etc.), with their NPI number. These identifiers can be used in matching an NPI number to an insurer's records. However, not all providers have such numbers and not all providers choose to include them in their NPI information.

See identifiers
DescriptionIssuerStateIdentifier
otherBCBS TX8DB840
otherBCBSTXTX8M8499
medicaidFL014821000
medicaidTX175877302
medicaidTX175877303
medicaidTX183719701
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
207RH0003X
- Internal Medicine / Hematology & Oncology (Primary)		 TX L6857
207RX0202X
- Internal Medicine / Medical Oncology		 TX L6857
207RH0000X
- Internal Medicine / Hematology		 TX L6857

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.

Additional Information

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
CESAR DE LAS CASAS is affiliated with the following medical group(s):
  • HOSPITAL
    • HOUSTON METHODIST BAYTOWN HOSPITAL
      4401 GARTH ROAD
      BAYTOWN, TX 77521
    • HOUSTON METHODIST HOSPITAL
      6565 FANNIN
      HOUSTON, TX 77030

Why is my NPI data (personal information) being displayed publicly?
If you have an active NPI profile, your profile is required to be disclosed according to the FOIA and eFOIA. HIPAA also requires covered providers to share their NPI with other providers, health plans, clearinghouses and any entity that may need it for billing purposes.

How do I correct or change the NPI data displayed here?
At any time, providers can make changes to their NPI profile at NPPES. Login to NPPES to make changes online or call (800) 465-3203 for assistance. Changes made at NPPES will be reflected on this web site within a few days.

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.