Nicolas Carroll Knauss, D.O.
Internal Medicine Physician · Greeley, CO
Nicolas Carroll Knauss, D.O. is an internal medicine physician with a practice address in Greeley, Colorado, and NPI 1447540307, issued on Apr 12, 2011. Check the license (Colorado 53930, as entered in NPPES) on the Colorado Medical Board; the Medicare figures below come from public CMS files.
- Name
- Nicolas Carroll Knauss
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 53930 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1801 16TH St, Greeley, CO 80631
- Phone
- (970) 378-4529
- Enumerated
- Apr 12, 2011
- Record last updated
- Oct 30, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20140915002277); accepts Medicare assignment
- Medical or professional school
- Midwestern University, Chicago College Of Osteopathic Med, 2011
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,046 in Colorado → Look up another NPI →
Also registered at 1801 16TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Adrien Arling, PA-CSurgical Physician Assistant1255907382
- Sydney Aronson, MSPAS, PA-CSurgical Physician Assistant1376000653
- Ronald Baars, PHARMDPharmacist1649252867
Verify Nicolas Carroll Knauss in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersColorado Medical Board
Search for license 53930Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
323 Medicare Part D claims for 127 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 12 claims were for opioids.
Most prescribed
- Furosemide32 claims
- Prednisone22 claims
- Azithromycin19 claims
- Cefdinir17 claims
- Clopidogrel11 claims
- Potassium Chloride11 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
- Banner Hospital Based Physicians Colorado LLCGreeley, CO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nicolas Carroll Knauss among 2,046 internal medicine physician records in Colorado
Nicolas Carroll Knauss, D.O. 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 2011, is newer than 69% of them.
- NPI issued2011 · 69% of these records are older, 28% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2011 · median 2006 among the 1,090 with a school on file
- Record last updated2015 · 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).
37 internal medicine physician records list a practice address in Greeley
They are 37 of the 3,518 NPPES records with a practice address in Greeley, and 2,046 internal medicine physician records in Colorado.
All 2,046 in Colorado → Every provider in Greeley → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Mark Berntsen, MDGreeley, CO 806311730166687
- Julia BruceGreeley, CO 806311639136385
- Robert Cash, MDGreeley, CO 806311285611152
- Tesfaye Demeke, MDGreeley, CO 806311255352217
- Danielle Doro, M.D.Greeley, CO 806311437145190
- John Ebens, MDGreeley, CO 806311649257544
- Barbara Emerson, M.D.Greeley, CO 806311164573291
- Steven Kalt, MDGreeley, CO 806311225011554
Common questions
What is Nicolas Carroll Knauss, D.O.'s NPI number?
Nicolas Carroll Knauss, D.O.'s National Provider Identifier (NPI) is 1447540307, issued on Apr 12, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Nicolas Carroll Knauss, D.O. located?
The NPPES record lists a practice address at 1801 16TH St, Greeley, CO, 80631. Phone: (970) 378-4529. Providers update this record themselves, so call before visiting.
How can I verify Nicolas Carroll Knauss, D.O.'s license?
NPPES lists Colorado license number 53930, 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 Nicolas Carroll Knauss, D.O. prescribe under Medicare Part D?
In 2024, Nicolas Carroll Knauss, D.O. had 323 Medicare Part D claims for 127 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Nicolas Carroll Knauss, D.O.'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.