NPPES file of Aug 9, 2026

Katherine Fifer Wilfley, PA-C, MMSC

Medical Physician Assistant · Denver, CO

Katherine Fifer Wilfley, PA-C, MMSC is a medical physician assistant with a practice address in Denver, Colorado, and NPI 1801068705, issued on Mar 31, 2008. Check the license (Colorado CO3282, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1801068705
Name
Katherine Fifer Wilfley
Credential
PA-C, MMSC
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
CO3282 CO
Self-reported in NPPES; status is on the state search
Practice location
777 Bannock St, Denver, CO 80204
Phone
(303) 436-6000
Enumerated
Mar 31, 2008
Record last updated
Apr 1, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicaid ID
500605562 OR
Medicare enrollment
Enrolled (PECOS I20120131000524); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 777 Bannock St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Eric Aaltonen, M.D.Vascular & Interventional Radiology Physician1538340344
  2. Sarah Abbott, LCSWClinical Social Worker1326519042
  3. Ejaaz Abdulkabir, CNMAdvanced Practice Midwife1710551783
  4. Miren Aboitiz, NP-CWomen's Health Nurse Practitioner1568862282
  5. Edgar Acosta, MSWClinical Social Worker1467900381
  6. Shanie Adaime, RDHDental Hygienist1083318554

Verify Katherine Fifer Wilfley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Colorado board licenses this profession
    Search for license CO3282
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Colorado license search

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95% fewer Medicare Part D claims than the average medical physician assistant in 2024

58 Medicare Part D claims for 17 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.

  1. Katherine Wilfley58
  2. Specialty average1,148

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): 91.1 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.

  1. Qualityout of 100 · 30% of the final score90.2
  2. Costout of 100 · 30%73.5
  3. Promoting interoperabilityout of 100 · 25%88.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Denver Health And Hospital AuthorityDenver, CO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Katherine Fifer Wilfley among 1,308 medical physician assistant records in Colorado

Katherine Fifer Wilfley, PA-C, MMSC is one of 1,308 medical physician assistant records with a practice address in Colorado. 72% 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 31% of them.

  • NPI issued2008 · 31% of these records are older, 63% newer
  • In a Medicare fileYes · 72% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2007 · median 2014 among the 727 with a school on file
  • Record last updated2021 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Physician Assistant providers in Colorado

There are 1,308 medical physician assistant records in Colorado.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Kevin Bogart, PA-CDenver, CO 802041063733574
  2. Richard Bottner, PA-CDenver, CO 802041073914966
  3. Jaimie Brown, PA-CDenver, CO 802041710310057
  4. Jennifer Conway Story, PADenver, CO 802041174543037
  5. Karla Horowitz, PADenver, CO 802041982618518
  6. Sherry Johnson, PADenver, CO 802041639183221
  7. Lori Kaufman, PADenver, CO 802041952315566
  8. Ruth Lestikow, PA-CDenver, CO 802041184876369

Common questions

What is Katherine Fifer Wilfley, PA-C, MMSC's NPI number?

Katherine Fifer Wilfley, PA-C, MMSC's National Provider Identifier (NPI) is 1801068705, issued on Mar 31, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Fifer Wilfley, PA-C, MMSC located?

The NPPES record lists a practice address at 777 Bannock St, Denver, CO, 80204. Phone: (303) 436-6000. Providers update this record themselves, so call before visiting.

How can I verify Katherine Fifer Wilfley, PA-C, MMSC's license?

NPPES lists Colorado license number CO3282, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.

How much does Katherine Fifer Wilfley, PA-C, MMSC prescribe under Medicare Part D?

In 2024, Katherine Fifer Wilfley, PA-C, MMSC had 58 Medicare Part D claims for 17 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.

What is Katherine Fifer Wilfley, PA-C, MMSC's MIPS final score?

The 2023 MIPS final score is 91.1 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.