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DR. KAREN KEYSE FIELDS M.D.
NPI 1659423697
Internal Medicine - Hematology & Oncology in Houston, TX

Active since January 18, 2007
1515 HOLCOMBE BLVD, HOUSTON, TX 77030(713) 792-6161 Get Directions Write a Review

NPPES record last updated: August 5, 2008. Verified against the NPPES registry weekly; last sync: September 13, 2026.

About Dr. Karen Keyse Fields M.d. NPPES

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

DR. KAREN KEYSE FIELDS M.D. (NPI 1659423697) is an individual hematology & oncology provider in Houston, Texas, licensed in Texas (41730) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1659423697
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameDR. KAREN KEYSE FIELDSCredential: M.D.
Location Address1515 HOLCOMBE BLVDHouston, TX 77030-4009
Mailing AddressP O Box 4439Houston, TX 77210-4439 · (713) 792-2991
Phone(713) 792-6161
Sole ProprietorNo
Enumeration DateJanuary 18, 2007
Last NPPES UpdateAugust 5, 2008
✔ NPI 1659423697 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in TX · 41730
Definition
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.
1515 HOLCOMBE BLVD, Houston, TX 77030
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Other Names 1

Former Name (1)Karen Keyse M.d.

Other Identifiers 1

Medicare UPINA16537TX

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.

DR. MERRY CHEN MD
Psychiatry & Neurology (Neurology)
1515 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (713) 792-6161
AMEENA BAGREE MALHOTRA M.D.
Internal Medicine (Nephrology)
1515 HOLCOMBE BLVD, 77030-4009
HOUSTON, TX 77030
Harris County (713) 792-6161
SOLANGE ERLYN COX MD
Surgery
1515 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (713) 792-2360
DR. BRYAN KEITH GUILLORY M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
1515 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (713) 792-6161
JANUARY Y TSAI MD
Anesthesiology
1515 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (713) 792-6161
DR. SUNYOUNG LEE MD
Internal Medicine (Medical Oncology)
1515 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (713) 792-6161
MRS. RACHEL KRAMER FUTRELL PA-C
Physician Assistant
1515 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (713) 792-6161
MEGAN J TANNER NP-C
Nurse Practitioner
1515 HOLCOMBE BLVD
HOUSTON, TX 77030
Harris County (713) 792-6161

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 Karen Fields's NPI number?

The NPI number for Karen Fields is 1659423697. It was assigned to this individual provider in the NPPES registry on January 18, 2007. The provider is also known as Karen Keyse M.D..

Where is Karen Fields located?

Karen Fields practices at 1515 Holcombe Blvd, Houston, TX 77030. The listed phone number is (713) 792-6161.

What is Karen Fields's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for Karen Fields was last updated on August 5, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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.