Registry data as of Aug 27, 2026

Canaan Harris, M.D.

Specialist · Houston, TX

Canaan Harris, M.D. is a specialist with a practice address in Houston, Texas, and NPI 1023166444, issued on Jan 8, 2007. Check the license with the Texas board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1023166444
Name
Canaan Harris
Credential
M.D.
Primary taxonomy
Specialist 174400000X
Practice location
1315 St Joseph Pkwy Ste 1001, Houston, TX 77002
Phone
(713) 658-1900
Enumerated
Jan 8, 2007
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Canaan Harris in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this professionCheck 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
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PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

95% fewer Medicare Part D claims than the average specialist in 2024

73 Medicare Part D claims, against an average of 1,524 among the 12,477 providers of this specialty who prescribed in Part D. Brand-name drugs were 47% of claims.

  1. Canaan Harris73
  2. Specialty average1,524

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.

Specialist providers in Texas

There are 2,380 specialist records in Texas.

All 2,380 in Texas → Every provider in Houston →

Other specialist records in Texas

  1. Beverly AbbottLongview, TX1164724522
  2. Magdy Abdelsayed, M.D.Baytown, TX1376634857
  3. Robin Abels, OTRCarrollton, TX1972660025
  4. Amr Abouleish, M.D.Galveston, TX1083604193
  5. Paul Abrell, ATC, LEl Paso, TX1881668200
  6. Danielle AchAustin, TX1538655030
  7. Daniel Acosta, M.D.Corpus Christi, TX1275539405
  8. Patricia Acosta, PHYSICAL THERAPISTEl Paso, TX1306953062
  9. Donald Adams, M.D.San Antonio, TX1417033564
  10. William Adams, M.D.Dallas, TX1134153497

Common questions

What is Canaan Harris, M.D.'s NPI number?

Canaan Harris, M.D.'s National Provider Identifier (NPI) is 1023166444, issued on Jan 8, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Canaan Harris, M.D. located?

The NPPES record lists a practice address at 1315 St Joseph Pkwy Ste 1001, Houston, TX, 77002. Phone: (713) 658-1900. Providers update this record themselves, so call before visiting.

How can I verify Canaan Harris, M.D.'s license?

Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does Canaan Harris, M.D. prescribe under Medicare Part D?

In 2024, Canaan Harris, M.D. had 73 Medicare Part D claims; the average among specialist prescribers was 1,524. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.