MONA LISA ALATTAR M.D. – NPI #1558624239
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

MONA LISA ALATTAR is a physician located in HOUSTON, TX. NPPES has assigned the NPI number 1558624239 to MONA LISA ALATTAR on June 19, 2012. It is a Type-1 NPI, indicating this NPI number is associated with an individual. According to the NPI data, there are 18 additional location(s) assigned to this provider which are listed below. 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 Mar 18, 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 MONA LISA ALATTAR below.

NPI Profile for
MONA LISA ALATTAR

NPI Number
1558624239
Enumeration Date

(about 14 years ago)
Entity Type
Type-1  Individual (Female)
Legal Name
MONA LISA ALATTAR
Credentials
M.D.
Primary location
925 GESSNER RD
SUITE 600
HOUSTON, TX 77024-2545
Phone: (713) 827-9525 Fax: (713) 468-3561
18 Other location(s):
7121 S. Padre Island Dr
Suite 102-101-119
Corpus Christi, TX 78412-4938
Phone: (361) 696-6000
Fax: (361) 992-4120
27700 Northwest Freeway
Suite 400,425
Cypress, TX 77433-6767
Phone: (832) 377-3260
Fax: (888) 506-5887
10405 Katy Fwy Ste 120
Houston, TX 77024-1121
Phone: (832) 333-1474
Fax: (832) 333-1475
10405 Katy Fwy Ste 150E
Houston, TX 77024-1165
Phone: (713) 722-9660
Fax: (713) 722-9664
11920 Astoria Blvd Ste 150
Houston, TX 77089-6097
Phone: (281) 481-6688
Fax: (281) 481-0870
13215 Dotson Rd Ste 340
Houston, TX 77070-4535
Phone: (281) 477-8600
Fax: (281) 477-8577
1631 North Loop W Ste 410
Houston, TX 77008-1530
Phone: (713) 802-9000
Fax: (713) 802-2701
2130 W Holcombe Blvd Fl 10
Houston, TX 77030-3306
Phone: (713) 600-0900
Fax: (713) 600-0070
7789 Southwest Fwy Ste 460
Houston, TX 77074-1841
Phone: (713) 778-0300
Fax: (713) 778-0303
9150 Main St Ste A3
Houston, TX 77025-3848
Phone: (713) 630-8181
Fax: (713) 838-9708
925 Gessner Rd Ste 650
Houston, TX 77024-2789
Phone: (713) 827-9525
Fax: (713) 468-3561
18955 N Memorial Dr Ste 530
Humble, TX 77338-4269
Phone: (346) 362-1670
Fax: (346) 362-1675
23960 Katy Fwy Ste 325
Katy, TX 77494-0886
Phone: (281) 578-0201
Fax: (281) 578-0217
2555 Gulf Fwy S Ste 700
League City, TX 77573-6742
Phone: (832) 827-8002
Fax: (832) 827-8003
3333 Bayshore Blvd Ste 320
Pasadena, TX 77504-1950
Phone: (832) 856-8965
Fax: (832) 856-8966
1920 Country Place Pkwy Ste 370
Pearland, TX 77584-1962
Phone: (832) 333-1400
Fax: (832) 333-1499
802 Enterprise Blvd Ste 808
Rockport, TX 78382-4346
Phone: (361) 696-6000
Fax: (361) 992-4120
17520 W Grand Pkwy S Ste 460
Sugar Land, TX 77479-4983
Phone: (281) 491-5511
Fax: (281) 491-5513
Mailing address
PO BOX 676638
DALLAS, TX 75267-6638
Phone: Fax:
Sole Proprietor
No
Updated
Certification Date
Mar 18, 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
207RH0003X
- Internal Medicine / Hematology & Oncology (Primary)		 TX P5768

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

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
MONA LISA ALATTAR is affiliated with the following medical group(s):
  • HOSPITAL
    • MEMORIAL HERMANN KATY HOSPITAL
      23900 KATY FREEWAY
      KATY, TX 77494
    • MEMORIAL HERMANN MEMORIAL CITY HOSPITAL
      921 GESSNER
      HOUSTON, TX 77024
    • MEMORIAL HERMANN SUGAR LAND HOSPITAL
      17500 W GRAND PARKWAY SOUTH
      SUGAR LAND, TX 77479

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