Mitchell J. Janasek, M.D.
Family Medicine Physician · Loveland, CO
Mitchell J. Janasek, M.D. is a family medicine physician with a practice address in Loveland, Colorado, and NPI 1265525711, issued on Oct 2, 2006. Check the license (Colorado 38936, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mitchell J. Janasek
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 38936 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1230 14TH St SW, Loveland, CO 80537
- Phone
- (970) 619-3999
- Enumerated
- Oct 2, 2006
- Record last updated
- Oct 21, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (970) 619-3997
- Medicare enrollment
- Enrolled (PECOS I20040513001443); may accept Medicare assignment
- Medical or professional school
- University Of Kansas School Of Med (Kc/Wich/Sal), 1999
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,563 in Colorado → Look up another NPI →
Also registered at 1230 14TH St SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jaclyn Brown, NPFamily Nurse Practitioner1326738360
- Natasha DwyerRegistered Nurse1962338160
- Erin GronenthalFamily Nurse Practitioner1922402353
- Nancy Holman, FNPFamily Nurse Practitioner1124457353
- Aaron Jarrett, M.D.Family Medicine Physician1689017394
- Elizabeth Little, FNPFamily Medicine Physician1952827974
Verify Mitchell J. Janasek in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 38936Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% more Medicare Part D claims than the average family medicine physician in 2024
4,622 Medicare Part D claims for 373 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 221 claims were for opioids.
Most prescribed
- Atorvastatin Calcium347 claims
- Levothyroxine Sodium282 claims
- Lisinopril186 claims
- Rosuvastatin Calcium144 claims
- Tamsulosin Hcl134 claims
- Trazodone Hcl130 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 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: $416.86
21 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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.
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
- Select Physical Therapy Holdings IncLoveland, CO
- The Family Clinic OF Fort CollinsFort Collins, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mitchell J. Janasek among 3,563 family medicine physician records in Colorado
Mitchell J. Janasek, M.D. 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 fileYes · 58% of these records are
- Graduated1999 · median 2008 among the 2,077 with a school on file
- Record last updated2014 · 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).
55 family medicine physician records list a practice address in Loveland
They are 55 of the 2,113 NPPES records with a practice address in Loveland, and 3,563 family medicine physician records in Colorado.
All 3,563 in Colorado → Every provider in Loveland → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Anneke Arellano, M.DLoveland, CO 805371821031469
- Anthony Cabrera, MDLoveland, CO 805371407846074
- Jeremy Dubin, DOLoveland, CO 805371386699973
- Catherine Egan, MDLoveland, CO 805371912086760
- Carl Frickman, MDLoveland, CO 805371437102126
- Mark Hailey, MDLoveland, CO 805371376525733
- Jennifer McCabe Lentz, MDLoveland, CO 805371124130232
- William Milano, MDLoveland, CO 805371649253584
Common questions
What is Mitchell J. Janasek, M.D.'s NPI number?
Mitchell J. Janasek, M.D.'s National Provider Identifier (NPI) is 1265525711, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mitchell J. Janasek, M.D. located?
The NPPES record lists a practice address at 1230 14TH St SW, Loveland, CO, 80537. Phone: (970) 619-3999. Providers update this record themselves, so call before visiting.
How can I verify Mitchell J. Janasek, M.D.'s license?
NPPES lists Colorado license number 38936, 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 Mitchell J. Janasek, M.D. prescribe under Medicare Part D?
In 2024, Mitchell J. Janasek, M.D. had 4,622 Medicare Part D claims for 373 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Mitchell J. Janasek, M.D.'s MIPS final score?
The 2023 MIPS final score is 75 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.