Katherine A. Sims Slocum, DDS
Dentist · Anaconda, MT
Katherine A. Sims Slocum, DDS is a dentist with a practice address in Anaconda, Montana, and NPI 1447480678, issued on Jul 22, 2009. Check the license (Montana 2359, as entered in NPPES) with the Montana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine A. Sims Slocum
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 2359 MT
Self-reported in NPPES; status is on the state search - Practice location
- 307 E Park Ave, Anaconda, MT 59711
- Phone
- (406) 563-3473
- Enumerated
- Jul 22, 2009
- Record last updated
- Jul 17, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (406) 563-7557
- Entity
- Type 1 · individual
8 nearest dentist records → All 266 in Montana → Look up another NPI →
Also registered at 307 E Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine A. Sims Slocum in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Montana board licenses this profession
Search for license 2359Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
60% fewer Medicare Part D claims than the average dentist in 2024
34 Medicare Part D claims for 22 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
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.
Katherine A. Sims Slocum among 266 dentist records in Montana
Katherine A. Sims Slocum, DDS is one of 266 dentist records with a practice address in Montana. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 53% of them.
- NPI issued2009 · 53% of these records are older, 44% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2013 · 70% 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 Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
3 dentist records list a practice address in Anaconda
They are 3 of the 192 NPPES records with a practice address in Anaconda, and 266 dentist records in Montana.
All 266 in Montana → Every provider in Anaconda → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Edward Bartoletti, DMDAnaconda, MT 597111285797233
- Anthony Bartoletti, D.M.DAnaconda, MT 597111245717206
- Robert Andersen, D.M.D.Belgrade, MT 597141023276862
- Kenneth Hasting, D.D.SBelgrade, MT 597141447493655
- Patrick Hays, D.D.S.Belgrade, MT 597141285892976
- Joseph Heap, DMDBelgrade, MT 597141568892610
- Randall Johnson, DDSBelgrade, MT 597141598828899
- Jamie Booth, DDSBozeman, MT 597151578876892
Common questions
What is Katherine A. Sims Slocum, DDS's NPI number?
Katherine A. Sims Slocum, DDS's National Provider Identifier (NPI) is 1447480678, issued on Jul 22, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Katherine A. Sims Slocum, DDS located?
The NPPES record lists a practice address at 307 E Park Ave, Anaconda, MT, 59711. Phone: (406) 563-3473. Providers update this record themselves, so call before visiting.
How can I verify Katherine A. Sims Slocum, DDS's license?
NPPES lists Montana license number 2359, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine A. Sims Slocum, DDS prescribe under Medicare Part D?
In 2024, Katherine A. Sims Slocum, DDS had 34 Medicare Part D claims for 22 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.