Tara Brooke Kelley Gregory, M.D.
Hematology & Oncology Physician · Denver, CO
Tara Brooke Kelley Gregory, M.D. is a hematology & oncology physician with a practice address in Denver, Colorado, and NPI 1407973993, issued on Mar 22, 2007. Check the license (Colorado 47002, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Tara Brooke Kelley Gregory
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- 47002 CO
77380 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 1721 E 19TH Ave Ste 300, Denver, CO 80218
- Phone
- (720) 754-4800
- Enumerated
- Mar 22, 2007
- Record last updated
- Oct 21, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (720) 754-4801
- Medicaid IDs
- 1407973993 NE
10025893500 NE
1407973993 WY
10939059 NM - Medicare enrollment
- Enrolled (PECOS I20130820000501); accepts Medicare assignment
- Medical or professional school
- University Of Arizona College Of Medicine, 2004
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 212 in Colorado → Look up another NPI →
Also registered at 1721 E 19TH Ave Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Megan Andersen, NPNurse Practitioner1427254036
- Rebecca AshburnNurse Practitioner1598338824
- Scott Bearman, MDHematology & Oncology Physician1528042249
- Megan BoedickerNurse Practitioner1659032050
- Alison Collings, NPNurse Practitioner1750583019
- Courtney Edwards, PA-CPhysician Assistant1447669460
Verify Tara Brooke Kelley Gregory in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 47002Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
70% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,487 Medicare Part D claims for 112 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 32 claims were for opioids.
Most prescribed
- Acyclovir169 claims
- Sulfamethoxazole-Trimethoprim75 claims
- Jakafi59 claims
- Pomalyst48 claims
- Prochlorperazine Maleate47 claims
- Gabapentin42 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): 75.3 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $1,754.44
18 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Healthone Clinic Services - Oncology Hematology LLCDenver, CO
- Select Physical Therapy OF West Denver Limited PartnershipCommerce City, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tara Brooke Kelley Gregory among 212 hematology & oncology physician records in Colorado
Tara Brooke Kelley Gregory, M.D. is one of 212 hematology & oncology physician records with a practice address in Colorado. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 49% of them.
- NPI issued2007 · 49% of these records are older, 34% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2004 · median 2004 among the 150 with a school on file
- Record last updated2019 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Colorado
There are 212 hematology & oncology physician records in Colorado.
All 212 in Colorado → Every provider in Denver → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Michele Basche, MDDenver, CO 802181306820022
- Scott Bearman, MDDenver, CO 802181528042249
- Mark Brunvand, MDDenver, CO 802181891779534
- Allen Cohn, MDDenver, CO 802181316921976
- Deborah Cook, M.D.Denver, CO 802181598706186
- Kerry Fisher, MDDenver, CO 802181730195033
- Richard Hesky, M.D.Denver, CO 802181225061914
- Ioana Hinshaw, MDDenver, CO 802181033193180
Common questions
What is Tara Brooke Kelley Gregory, M.D.'s NPI number?
Tara Brooke Kelley Gregory, M.D.'s National Provider Identifier (NPI) is 1407973993, issued on Mar 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Tara Brooke Kelley Gregory, M.D. located?
The NPPES record lists a practice address at 1721 E 19TH Ave Ste 300, Denver, CO, 80218. Phone: (720) 754-4800. Providers update this record themselves, so call before visiting.
How can I verify Tara Brooke Kelley Gregory, M.D.'s license?
NPPES lists Colorado license number 47002, 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 Tara Brooke Kelley Gregory, M.D. prescribe under Medicare Part D?
In 2024, Tara Brooke Kelley Gregory, M.D. had 1,487 Medicare Part D claims for 112 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Tara Brooke Kelley Gregory, M.D.'s MIPS final score?
The 2023 MIPS final score is 75.3 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.