NPPES file of Aug 9, 2026

Karla L. Houston-Gray, MD

Internal Medicine Physician · Kansas City, MO

Karla L. Houston-Gray, MD is an internal medicine physician with a practice address in Kansas City, Missouri, and NPI 1003801085, issued on Sep 15, 2005. Check the license (Missouri MD 109234, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1003801085
Name
Karla L. Houston-Gray
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD 109234 MO
Self-reported in NPPES; status is on the state search
Practice location
1004 Carondelet Dr Ste 300, Kansas City, MO 64114
Phone
(816) 942-4500
Enumerated
Sep 15, 2005
Record last updated
May 7, 2026
Fax
(816) 941-4504
Medicaid IDs
208079319 MO
100454720A KS
Medicare enrollment
Enrolled (PECOS I20100514000372); accepts Medicare assignment
Medical or professional school
Tulane University School Of Medicine, 1992
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1004 Carondelet Dr Ste 300

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Hope Boyle-Jacobs, PMHNPPsychiatric/Mental Health Nurse Practitioner1104562479
  2. Janet Dunn, MDPsychiatry Physician1164419388
  3. Parveen Khosla, MDNeurology Physician1801973813
  4. Tommy Ko, M.D.Pulmonary Disease Physician1881665081
  5. Manish Mandava, MDInternal Medicine Physician1639817075
  6. Tariq Musa, M.D.Pulmonary Disease Physician1164889028

Verify Karla L. Houston-Gray in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license MD 109234
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Missouri license search

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4.2 times the Medicare Part D claims of the average internal medicine physician in 2024

13,256 Medicare Part D claims for 741 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 319 claims were for opioids.

  1. Karla Houston-Gray13,256
  2. Specialty average3,176

Most prescribed

  1. Amlodipine Besylate837 claims
  2. Losartan Potassium519 claims
  3. Atorvastatin Calcium423 claims
  4. Rosuvastatin Calcium373 claims
  5. Alprazolam295 claims
  6. Albuterol Sulfate Hfa292 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $3,867.55

180 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karla Houston-Gray$3,867.55
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Ability KCKansas City, MO
  2. Prime Healthcare Kansas City - Physician Services LLCKansas City, MO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

243 internal medicine physician records list a practice address in Kansas City

They are 243 of the 13,759 NPPES records with a practice address in Kansas City, and 2,604 internal medicine physician records in Missouri.

Other internal medicine physician records in Missouri

  1. Betty Abban, M.D.Springfield, MO1063893162
  2. Amer Abbas, MDSaint Louis, MO1508480666
  3. Fizza Abbas, MDSaint Louis, MO1588079230
  4. Marghoob Abbas, M.D.St Joseph, MO1588603781
  5. Muhammad Khalid Abbas, M.D.Springfield, MO1447877089
  6. Sundas Abbas, MDRichmond Heights, MO1649790486
  7. Hajira Abbasi, DOSaint Louis, MO1194036947
  8. Catey Abbott, DOSaint Louis, MO1699355347
  9. David Abbott, MDRichmond Heights, MO1568448850
  10. Wael Abduljaber, MDSaint Louis, MO1174101489

Common questions

What is Karla L. Houston-Gray, MD's NPI number?

Karla L. Houston-Gray, MD's National Provider Identifier (NPI) is 1003801085, issued on Sep 15, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Karla L. Houston-Gray, MD located?

The NPPES record lists a practice address at 1004 Carondelet Dr Ste 300, Kansas City, MO, 64114. Phone: (816) 942-4500. Providers update this record themselves, so call before visiting.

How can I verify Karla L. Houston-Gray, MD's license?

NPPES lists Missouri license number MD 109234, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Karla L. Houston-Gray, MD prescribe under Medicare Part D?

In 2024, Karla L. Houston-Gray, MD had 13,256 Medicare Part D claims for 741 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.