NPPES file of Aug 9, 2026

Derek Gene Kroll, DO

Neurological Surgery Physician · Conroe, TX

Derek Gene Kroll, DO is a neurological surgery physician with a practice address in Conroe, Texas, and NPI 1326486283, issued on Jun 12, 2013. Check the license on the Texas Medical Board; 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
1326486283
Name
Derek Gene Kroll
Credential
DO
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
125063639 IL
Self-reported in NPPES; status is on the state search
Practice location
500 Medical Center Blvd, Conroe, TX 77304
Phone
(281) 719-9681
Enumerated
Jun 12, 2013
Record last updated
Aug 26, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20210126001925); accepts Medicare assignment
Medical or professional school
University Of North Texas Hsc, College Of Osteopathic Med, 2013
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 500 Medical Center Blvd

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

  1. Jessica Bain, AGACNP-BCAcute Care Nurse Practitioner1760978167
  2. James Bonar, M.D.Undersea and Hyperbaric Medicine (Preventive Medicine) Physician1871572123
  3. Charlie Dendy, DOSurgery Physician1508087438
  4. Philip Greger, MDSpecialist1578532966
  5. Connie HuttonThoracic Surgery (Cardiothoracic Vascular Surgery) Physician1760402598
  6. Rania Ibrahim, D.OObstetrics & Gynecology Physician1912130667

Verify Derek Gene Kroll in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical BoardCheck 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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11% more Medicare Part D claims than the average neurological surgery physician in 2024

191 Medicare Part D claims for 43 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 115 claims were for opioids.

  1. Derek Kroll191
  2. Specialty average172

Most prescribed

  1. Hydrocodone-Acetaminophen83 claims
  2. Cyclobenzaprine Hcl23 claims
  3. Acetaminophen-Codeine16 claims
  4. Tramadol Hcl15 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.

Bills Medicare through one group practice

  1. Specialty Associates OF West Houston PLLCConroe, TX

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

Derek Gene Kroll among 669 neurological surgery physician records in Texas

Derek Gene Kroll, DO is one of 669 neurological surgery physician records with a practice address in Texas. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 75% of them.

  • NPI issued2013 · 75% of these records are older, 21% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2013 · median 2004 among the 451 with a school on file
  • Record last updated2021 · 50% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in Texas

There are 669 neurological surgery physician records in Texas.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Mary-Ann Fares, MDConroe, TX 773041962843441
  2. Imran Fayaz, M.D.Conroe, TX 773041396717351
  3. Praveen Reddy, M.DConroe, TX 773041720060775
  4. Albert Fenoy, M.D.Humble, TX 773381184831984
  5. Varun Chaubal, M.D.Kingwood, TX 773391619230240
  6. Mohamad Ezzeldin, MDKingwood, TX 773391336436377
  7. Robert Funk, M.D.Kingwood, TX 773391720345119
  8. Sabih Effendi, MDShenandoah, TX 773801326357906

Common questions

What is Derek Gene Kroll, DO's NPI number?

Derek Gene Kroll, DO's National Provider Identifier (NPI) is 1326486283, issued on Jun 12, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Derek Gene Kroll, DO located?

The NPPES record lists a practice address at 500 Medical Center Blvd, Conroe, TX, 77304. Phone: (281) 719-9681. Providers update this record themselves, so call before visiting.

How can I verify Derek Gene Kroll, DO's license?

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.

How much does Derek Gene Kroll, DO prescribe under Medicare Part D?

In 2024, Derek Gene Kroll, DO had 191 Medicare Part D claims for 43 beneficiaries; the average among neurological surgery physician prescribers was 172. 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.