NPPES file of Aug 9, 2026

Nathan C. McKellar, DO

Family Medicine Physician · Taylorsville, UT

Nathan C. McKellar, DO is a family medicine physician with a practice address in Taylorsville, Utah, and NPI 1508844853, issued on Jan 6, 2006. Check the license (Utah 9335759-1204, as entered in NPPES) on the Utah Medical Licensing Board; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1508844853
Name
Nathan C. McKellar
Credential
DO
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
9335759-1204 UT
Self-reported in NPPES; status is on the state search
Practice location
3845 W 4700 S, Taylorsville, UT 84129
Phone
(801) 840-2000
Enumerated
Jan 6, 2006
Record last updated
Feb 12, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20150513002385); accepts Medicare assignment
Medical or professional school
Lake Erie College Of Osteopathic Medicine, Erie, 2002
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 3845 W 4700 S

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

  1. Carson ChandlerPhysical Therapist1023619533
  2. Anna Clark, OTR/LPediatric Occupational Therapist1366858490
  3. Brook Dummer, DPT, CEASPhysical Therapist1033521760
  4. Bryce EdwardsSpeech-Language Pathologist1912641242
  5. Kylie Fehrman, OTRPediatric Occupational Therapist1295584787
  6. Emma FertellPediatric Occupational Therapist1518577857

Verify Nathan C. McKellar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersUtah Medical Licensing Board
    Search for license 9335759-1204
    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
Open the Utah license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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97% fewer Medicare Part D claims than the average family medicine physician in 2024

93 Medicare Part D claims, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.

  1. Nathan McKellar93
  2. Specialty average3,544

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.

Bills Medicare through one group practice

  1. Ihc Health Services IncMurray, UT

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

Nathan C. McKellar among 1,411 family medicine physician records in Utah

Nathan C. McKellar, DO is one of 1,411 family medicine physician records with a practice address in Utah. 84% 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 9% of them.

  • NPI issued2006 · 9% of these records are older, 54% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated2002 · median 2008 among the 942 with a school on file
  • Record last updated2016 · 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 Utah practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

19 family medicine physician records list a practice address in Taylorsville

They are 19 of the 2,866 NPPES records with a practice address in Taylorsville, and 1,411 family medicine physician records in Utah.

The 8 family medicine physician records with the nearest ZIP codes

  1. Krystal Bramwell, MDTaylorsville, UT 841291265058564
  2. Lillian Hayes, MDTaylorsville, UT 841291144866807
  3. Luke Heitz, M.D.Taylorsville, UT 841291043508575
  4. Rodger HurstTaylorsville, UT 841291154950715
  5. Matthew Johnson, M.D.West Valley City, UT 841291699787770
  6. Annie Kornetzke, DOTaylorsville, UT 841291053979948
  7. Jessica Petrovich, MDTaylorsville, UT 841291265865125
  8. Frank Powers, M.D.Taylorsville, UT 841291447412135

Common questions

What is Nathan C. McKellar, DO's NPI number?

Nathan C. McKellar, DO's National Provider Identifier (NPI) is 1508844853, issued on Jan 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nathan C. McKellar, DO located?

The NPPES record lists a practice address at 3845 W 4700 S, Taylorsville, UT, 84129. Phone: (801) 840-2000. Providers update this record themselves, so call before visiting.

How can I verify Nathan C. McKellar, DO's license?

NPPES lists Utah license number 9335759-1204, as entered by the provider. Search the Utah Medical Licensing Board at https://secure.utah.gov/llv/search/index.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Nathan C. McKellar, DO prescribe under Medicare Part D?

In 2024, Nathan C. McKellar, DO had 93 Medicare Part D claims; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.

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.