NPPES file of Aug 9, 2026

Jon W. Knolle, M.D.

Obstetrics & Gynecology Physician · Houston, TX

Jon W. Knolle, M.D. is an obstetrics & gynecology physician with a practice address in Houston, Texas, and NPI 1124053541, issued on Jul 12, 2006. Check the license (Texas D1452, as entered in NPPES) on the Texas Medical Board; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1124053541
Name
Jon W. Knolle
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
D1452 TX
Self-reported in NPPES; status is on the state search
Practice location
5656 Kelley St, Houston, TX 77026
Phone
(713) 566-5600
Enumerated
Jul 12, 2006
Record last updated
Jul 14, 2007 (not updated in 19 years: call before relying on the address or phone)
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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8 nearest obstetrics & gynecology physician records → All 3,524 in Texas → Look up another NPI →

Also registered at 5656 Kelley St

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

  1. Merlyn Abraham, PHARMDAmbulatory Care Pharmacist1083280168
  2. Adetola Ademolu, PHARM.D, BCPSPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1689929390
  3. Gabriel Aisenberg, M.D.Internal Medicine Physician1003965377
  4. Grace Akwari, FNPFamily Nurse Practitioner1326454794
  5. Joy Aladume, PHARM. DPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1629323159
  6. Rebekah AmadiFamily Nurse Practitioner1437072667

Verify Jon W. Knolle in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license D1452    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 Texas license search

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Jon W. Knolle among 3,524 obstetrics & gynecology physician records in Texas

Jon W. Knolle, M.D. is one of 3,524 obstetrics & gynecology physician records with a practice address in Texas. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 15% of them.

  • NPI issued2006 · 15% of these records are older, 53% newer
  • In a Medicare fileNo · 78% of these records are
  • In the CMS Doctors and Clinicians fileNo · 59% of these records are
  • Record last updated2007 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in Texas

There are 3,524 obstetrics & gynecology physician records in Texas. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,524 in Texas → Every provider in Houston → Obstetrics & Gynecology Physician nationwide →

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Yesenia Blancas, M.D.Houston, TX 770261366799736
  2. Devyn DemareeHouston, TX 770261649703257
  3. Rebecca Dria, MDHouston, TX 770261669101853
  4. Sara Holcombe, D.O.Houston, TX 770261952658304
  5. Kandace Joye, M.D.Houston, TX 770261265880223
  6. Charles Kilpatrick, M.D.Houston, TX 770261609801026
  7. Chizaram Nwogwugwu, M.DHouston, TX 770261528414463
  8. John Riggs, M.D.Houston, TX 770261366467748

Common questions

What is Jon W. Knolle, M.D.'s NPI number?

Jon W. Knolle, M.D.'s National Provider Identifier (NPI) is 1124053541, issued on Jul 12, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Jon W. Knolle, M.D. located?

The NPPES record lists a practice address at 5656 Kelley St, Houston, TX, 77026. Phone: (713) 566-5600. Providers update this record themselves, so call before visiting.

How can I verify Jon W. Knolle, M.D.'s license?

NPPES lists Texas license number D1452, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.