Joann Mueller, MD
Internal Medicine Physician · Fort Collins, CO
Joann Mueller, MD is an internal medicine physician with a practice address in Fort Collins, Colorado, and NPI 1366973968, issued on Mar 24, 2017. Check the license (Colorado DR.0063658, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Joann Mueller
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- DR.0063658 CO
10964142-1205 UT
Self-reported in NPPES; status is on the state search - Practice location
- 2637 Midpoint Dr Ste B, Fort Collins, CO 80525
- Phone
- (970) 488-1640
- Enumerated
- Mar 24, 2017
- Record last updated
- Jun 24, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200727002337); accepts Medicare assignment
- Medical or professional school
- University Of Colorado School Of Medicine, Denver, 2017
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,046 in Colorado → Look up another NPI →
Also registered at 2637 Midpoint Dr Ste B
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Masumi Arakane Mancero, MDInternal Medicine Physician1356781959
- William Austin, D.O.Hospitalist Physician1972573954
- Kelly Buisseret, MDHospitalist Physician1265669139
- Morgan ClineHospitalist Physician1154740892
- Victoria Clipsham, MDHospitalist Physician1164408811
- Jaime Dennehy, M.D.Internal Medicine Physician1750760005
Verify Joann Mueller in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license DR.0063658Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average internal medicine physician in 2024
256 Medicare Part D claims for 124 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Cefuroxime28 claims
- Pantoprazole Sodium11 claims
- Prednisone11 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): 89.3 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).
Bills Medicare through one group practice
- Northern Colorado Hospitalists Professional LLCLoveland, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Joann Mueller among 2,046 internal medicine physician records in Colorado
Joann Mueller, MD is one of 2,046 internal medicine physician records with a practice address in Colorado. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 85% of them.
- NPI issued2017 · 85% of these records are older, 13% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2017 · median 2006 among the 1,090 with a school on file
- Record last updated2020 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in Colorado
There are 2,046 internal medicine physician records in Colorado.
All 2,046 in Colorado → Every provider in Fort Collins → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Cephus Daniel Allin, MDFort Collins, CO 805251255806394
- Masumi Arakane Mancero, MDFort Collins, CO 805251356781959
- Lance Barker, D.O.Fort Collins, CO 805251518050301
- Amanda Bowden, MDFort Collins, CO 805251194221457
- Jaime Dennehy, M.D.Fort Collins, CO 805251750760005
- Jay Dennehy, M.D.Fort Collins, CO 805251669851911
- Xavier Herrera, MDFort Collins, CO 805251912994526
- Erin Koenig, M.D.Fort Collins, CO 805251619339116
Common questions
What is Joann Mueller, MD's NPI number?
Joann Mueller, MD's National Provider Identifier (NPI) is 1366973968, issued on Mar 24, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Joann Mueller, MD located?
The NPPES record lists a practice address at 2637 Midpoint Dr Ste B, Fort Collins, CO, 80525. Phone: (970) 488-1640. Providers update this record themselves, so call before visiting.
How can I verify Joann Mueller, MD's license?
NPPES lists Colorado license number DR.0063658, 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 Joann Mueller, MD prescribe under Medicare Part D?
In 2024, Joann Mueller, MD had 256 Medicare Part D claims for 124 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Joann Mueller, MD's MIPS final score?
The 2023 MIPS final score is 89.3 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.