Preston Boone Karr, DDS
Dentist · Greeley, CO
Preston Boone Karr, DDS is a dentist with a practice address in Greeley, Colorado, and NPI 1437238490, issued on Nov 2, 2006. Check the license (Colorado 7637, as entered in NPPES) with the Colorado board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Preston Boone Karr
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 7637 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1006 A St, Greeley, CO 80631
- Phone
- (970) 352-0048
- Enumerated
- Nov 2, 2006
- Record last updated
- Oct 16, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (970) 352-1120
- Medicaid ID
- 31333257 CO
- Entity
- Type 1 · individual
8 nearest dentist records → All 2,020 in Colorado → Look up another NPI →
Also registered at 1006 A St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jack Cessna, RDH, BSDental Hygienist1003365404
- Sonya Chavez, RDHDental Hygienist1386918555
- Kathryn Cordova, RDHDental Hygienist1982121497
- Kent Day, DDSDentist1801069448
- Charmaine Doan, DMDGeneral Practice Dentistry1083330237
Verify Preston Boone Karr in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license 7637Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5% more Medicare Part D claims than the average dentist in 2024
90 Medicare Part D claims for 58 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin42 claims
- Chlorhexidine Gluconate20 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.
Preston Boone Karr among 2,020 dentist records in Colorado
Preston Boone Karr, DDS is one of 2,020 dentist records with a practice address in Colorado. 62% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 80% newer
- In a Medicare fileYes · 62% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2013 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
46 dentist records list a practice address in Greeley
They are 46 of the 3,518 NPPES records with a practice address in Greeley, and 2,020 dentist records in Colorado.
All 2,020 in Colorado → Every provider in Greeley → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Kerri Barberio, DDSGreeley, CO 806311720475346
- Ryan Bingham, DDSGreeley, CO 806311891958666
- Kent Day, DDSGreeley, CO 806311801069448
- Kevin Hoth, D.D.S.Greeley, CO 806311366847154
- Jeremy Johnson, D.D.S.Greeley, CO 806311801058599
- Samantha Johnston, D.D.S.Greeley, CO 806311700920253
- Craig Kindsfater, D.D.S.Greeley, CO 806311700113743
- Abbey Kramer, DDSGreeley, CO 806311972980068
Common questions
What is Preston Boone Karr, DDS's NPI number?
Preston Boone Karr, DDS's National Provider Identifier (NPI) is 1437238490, issued on Nov 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Preston Boone Karr, DDS located?
The NPPES record lists a practice address at 1006 A St, Greeley, CO, 80631. Phone: (970) 352-0048. Providers update this record themselves, so call before visiting.
How can I verify Preston Boone Karr, DDS's license?
NPPES lists Colorado license number 7637, as entered by the provider. Search the Colorado board that licenses this profession; the NPPES record confirms identity only.
How much does Preston Boone Karr, DDS prescribe under Medicare Part D?
In 2024, Preston Boone Karr, DDS had 90 Medicare Part D claims for 58 beneficiaries; the average among dentist prescribers was 86. 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.