Tammy S. Chadez, PA-C
Surgical Physician Assistant · Grand Junction, CO
Tammy S. Chadez, PA-C is a surgical physician assistant with a practice address in Grand Junction, Colorado, and NPI 1902074255, issued on Feb 20, 2008. Check the license (Colorado PA.0002572, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Tammy S. Chadez
- Credential
- PA-C
- Primary taxonomy
- Surgical Physician Assistant 363AS0400X
- License number
- PA.0002572 CO
Self-reported in NPPES; status is on the state search - Practice location
- 2515 Foresight Cir Unit 100, Grand Junction, CO 81505
- Phone
- (970) 242-8177
- Enumerated
- Feb 20, 2008
- Record last updated
- Oct 1, 2025
- Fax
- (970) 255-3558
- Medicaid ID
- 37777262 CO
- Medicare enrollment
- Enrolled (PECOS I20080314000139); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest surgical physician assistant records → All 699 in Colorado → Look up another NPI →
Also registered at 2515 Foresight Cir Unit 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Zachary Burr, DOMOHS-Micrographic Surgery Physician1083237796
- Shea Chubbuck, PA-CSurgical Physician Assistant1295055077
- Duane Hartshorn, MDOtolaryngology/Facial Plastic Surgery Physician1811983133
- Nicole Pistono, NPFamily Nurse Practitioner1427858471
- Jeffrey Pitcher, MDPlastic Surgery Physician1427211192
- Matthew Swelstad, MDPlastic and Reconstructive Surgery Physician1215970926
Verify Tammy S. Chadez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license PA.0002572Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average surgical physician assistant in 2024
39 Medicare Part D claims for 25 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. 19 claims were for opioids.
Most prescribed
- Cephalexin16 claims
- Hydrocodone-Acetaminophen13 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 practice group's MIPS final score for 2023 (Medicare payment program): 66.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $30.97
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 7,578 providers of this specialty with any payment received $703.95 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 one group practice
- Colorado West Otolaryngologists PCGrand Junction, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tammy S. Chadez among 699 surgical physician assistant records in Colorado
Tammy S. Chadez, PA-C is one of 699 surgical physician assistant records with a practice address in Colorado. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 26% of them.
- NPI issued2008 · 26% of these records are older, 69% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2007 · median 2015 among the 511 with a school on file
- Record last updated2025 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgical Physician Assistant providers in Colorado
There are 699 surgical physician assistant records in Colorado.
All 699 in Colorado → Every provider in Grand Junction → Surgical Physician Assistant nationwide →
The 8 surgical physician assistant records with the nearest ZIP codes
- Jason Bell, PAGrand Junction, CO 815051730437617
- Gary Blunk, PA-CGrand Junction, CO 815051891886503
- Shea Chubbuck, PA-CGrand Junction, CO 815051295055077
- Gabriel Deleon, PAGrand Junction, CO 815051437634094
- William Etenburn, OPA-CGrand Junction, CO 815051518953363
- Daryl Haan, PA-CGrand Junction, CO 815051275527335
- Lauren HolmesGrand Junction, CO 815051700446069
- Todd Ousley, PA-CGrand Junction, CO 815051851498331
Common questions
What is Tammy S. Chadez, PA-C's NPI number?
Tammy S. Chadez, PA-C's National Provider Identifier (NPI) is 1902074255, issued on Feb 20, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Tammy S. Chadez, PA-C located?
The NPPES record lists a practice address at 2515 Foresight Cir Unit 100, Grand Junction, CO, 81505. Phone: (970) 242-8177. Providers update this record themselves, so call before visiting.
How can I verify Tammy S. Chadez, PA-C's license?
NPPES lists Colorado license number PA.0002572, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Tammy S. Chadez, PA-C prescribe under Medicare Part D?
In 2024, Tammy S. Chadez, PA-C had 39 Medicare Part D claims for 25 beneficiaries; the average among surgical physician assistant prescribers was 304. Part D covers Medicare prescriptions only.
What is Tammy S. Chadez, PA-C's MIPS final score?
The 2023 MIPS final score is 66.6 of 100, reported for the practice group. 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.