NPPES file of Aug 9, 2026

Thomas James Gruber, M.D.

Neurological Surgery Physician · Paducah, KY

Thomas James Gruber, M.D. is a neurological surgery physician with a practice address in Paducah, Kentucky, and NPI 1487924353, issued on Jan 9, 2012. Check the license (Kentucky 45110, as entered in NPPES) on the Kentucky Board of Medical Licensure; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487924353
Name
Thomas James Gruber
Credential
M.D.
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
45110 KY
Self-reported in NPPES; status is on the state search
Practice location
2603 Kentucky Ave, Paducah, KY 42003
Phone
(270) 443-6472
Enumerated
Jan 9, 2012
Record last updated
Dec 3, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(270) 442-1649
Medicaid ID
7100202710 KY
Medicare enrollment
Enrolled (PECOS I20120514000673); accepts Medicare assignment
Medical or professional school
State University Of New York At Buffalo School Of Medicine, 2005
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 2603 Kentucky Ave

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

  1. Joseph Ashburn, M.D.Neurology Physician1215110796
  2. Tiffany Bailey, P.A.Physician Assistant1750557062
  3. Chadwick BassiFoot & Ankle Surgery Podiatrist1932519766
  4. Griffin Bicking, D.O.Vascular Surgery Physician1467689844
  5. Brandy Buckhalter, APRNFamily Nurse Practitioner1760873939
  6. Sally ChaneyObstetrics & Gynecology Physician1730295908

Verify Thomas James Gruber in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersKentucky Board of Medical Licensure
    Search for license 45110
    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 Kentucky license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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9% more Medicare Part D claims than the average neurological surgery physician in 2024

188 Medicare Part D claims for 72 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. 69 claims were for opioids.

  1. Thomas Gruber188
  2. Specialty average172

Most prescribed

  1. Oxycodone-Acetaminophen47 claims
  2. Gabapentin30 claims
  3. Levetiracetam23 claims
  4. Hydrocodone-Acetaminophen21 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.

The MIPS final score for 2023 (Medicare payment program): 95.5 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score89.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $22,171.39

19 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Thomas Gruber$22,171
  2. Specialty average$14,926

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

Bills Medicare through one group practice

  1. Baptist Health Medical Group IncPaducah, KY

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

Thomas James Gruber among 111 neurological surgery physician records in Kentucky

Thomas James Gruber, M.D. is one of 111 neurological surgery physician records with a practice address in Kentucky. 85% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 67% of them.

  • NPI issued2012 · 67% of these records are older, 26% newer
  • In a Medicare fileYes · 85% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2005 · median 2004 among the 80 with a school on file
  • Record last updated2020 · 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 207T00000X and a Kentucky 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 Kentucky

There are 111 neurological surgery physician records in Kentucky.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Jonathan Couch, D.O.Paducah, KY 420031689808107
  2. Theodore Davies, M.D.Paducah, KY 420031487656658
  3. Brian Farrell, M.D./PH.D.Paducah, KY 420031073766150
  4. Jeffery Jones, D.O.Paducah, KY 420031295998011
  5. William Titsworth, M.D., PH.D.Paducah, KY 420031013229368
  6. Sean McDonald, MDPaducah, KY 420011548250129
  7. Narendra Nathoo, M.D.Bowling Green, KY 421011821109513
  8. Srinivasan Periyanayagam, MDHopkinsville, KY 422401932201290

Common questions

What is Thomas James Gruber, M.D.'s NPI number?

Thomas James Gruber, M.D.'s National Provider Identifier (NPI) is 1487924353, issued on Jan 9, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Thomas James Gruber, M.D. located?

The NPPES record lists a practice address at 2603 Kentucky Ave, Paducah, KY, 42003. Phone: (270) 443-6472. Providers update this record themselves, so call before visiting.

How can I verify Thomas James Gruber, M.D.'s license?

NPPES lists Kentucky license number 45110, as entered by the provider. Search the Kentucky Board of Medical Licensure at https://web1.ky.gov/GenSearch/LicenseSearch.aspx?AGY=5. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Thomas James Gruber, M.D. prescribe under Medicare Part D?

In 2024, Thomas James Gruber, M.D. had 188 Medicare Part D claims for 72 beneficiaries; the average among neurological surgery physician prescribers was 172. Part D covers Medicare prescriptions only.

What is Thomas James Gruber, M.D.'s MIPS final score?

The 2023 MIPS final score is 95.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.