NPPES file of Aug 9, 2026

Thomas J. Staff, MD

Family Medicine Physician · Aurora, CO

Thomas J. Staff, MD is a family medicine physician with a practice address in Aurora, Colorado, and NPI 1801833785, issued on Jun 1, 2006. Check the license (Colorado 51394, as entered in NPPES) on the Colorado 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
1801833785
Name
Thomas J. Staff
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
51394 CO
Self-reported in NPPES; status is on the state search
Practice location
1290 S Potomac St, Aurora, CO 80012
Phone
(303) 617-2300
Enumerated
Jun 1, 2006
Record last updated
May 18, 2026
Fax
(303) 617-2344
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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Also registered at 1290 S Potomac St

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

  1. Gary Ackert, MA, LAC, MACProfessional Counselor1073010203
  2. Sheila Aiken, LCSWMental Health Counselor1427178078
  3. Jaclyn AlexanderPsychiatric/Mental Health Registered Nurse1013840867
  4. Melissa Allen, BAAddiction (Substance Use Disorder) Counselor1548127491
  5. Oliver ArguelloAddiction (Substance Use Disorder) Counselor1134702228
  6. Alyssa ArsenaultAddiction (Substance Use Disorder) Counselor1699463745

Verify Thomas J. Staff in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersColorado Medical Board
    Search for license 51394
    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 Colorado 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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About as many Medicare Part D claims as the average family medicine physician in 2024

3,548 Medicare Part D claims for 1,031 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 34 claims were for opioids.

  1. Thomas Staff3,548
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium308 claims
  2. Lisinopril189 claims
  3. Amlodipine Besylate144 claims
  4. Omeprazole142 claims
  5. Metformin Hcl130 claims
  6. Rosuvastatin Calcium113 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: $16.17

1 payment: food and beverage; the largest payer was GlaxoSmithKline, LLC. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Thomas Staff$16.17
  2. Specialty average$902.55

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

Thomas J. Staff among 3,563 family medicine physician records in Colorado

Thomas J. Staff, MD is one of 3,563 family medicine physician records with a practice address in Colorado. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 12% of them.

  • NPI issued2006 · 12% of these records are older, 56% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileNo · 58% of these records are
  • Record last updated2026 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

220 family medicine physician records list a practice address in Aurora

They are 220 of the 17,400 NPPES records with a practice address in Aurora, and 3,563 family medicine physician records in Colorado.

The 8 family medicine physician records with the nearest ZIP codes

  1. Samuel Cloud, MDAurora, CO 800121720071491
  2. Howard Corren, MDAurora, CO 800121114994696
  3. Eric Groce, D.O.Aurora, CO 800121295723674
  4. Martin Hannemann, M.D.Aurora, CO 800121750382263
  5. Stephen HeinzAurora, CO 800121114900784
  6. Julia Jung, M.D.Aurora, CO 800121366403297
  7. Dena Lichfield, D.O.Aurora, CO 800121952375545
  8. Quinn Lichfield, D.O.Aurora, CO 800121770557357

Common questions

What is Thomas J. Staff, MD's NPI number?

Thomas J. Staff, MD's National Provider Identifier (NPI) is 1801833785, issued on Jun 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thomas J. Staff, MD located?

The NPPES record lists a practice address at 1290 S Potomac St, Aurora, CO, 80012. Phone: (303) 617-2300. Providers update this record themselves, so call before visiting.

How can I verify Thomas J. Staff, MD's license?

NPPES lists Colorado license number 51394, as entered by the provider. Search the Colorado Medical Board at https://dpo.colorado.gov/Medical. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Thomas J. Staff, MD prescribe under Medicare Part D?

In 2024, Thomas J. Staff, MD had 3,548 Medicare Part D claims for 1,031 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.