NPPES file of Aug 9, 2026

Matthew L. Slade, DDS

General Practice Dentistry · Billings, MT

Matthew L. Slade, DDS is a general practice dentistry with a practice address in Billings, Montana, and NPI 1154300960, issued on Jan 10, 2006. Check the license (Montana 1995, as entered in NPPES) with the Montana 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1154300960
Name
Matthew L. Slade
Credential
DDS
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
1995 MT
Self-reported in NPPES; status is on the state search
Practice location
123 S 27TH St, Billings, MT 59101
Phone
(406) 247-3269
Enumerated
Jan 10, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 123 S 27TH St

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

  1. Emily AertsClinical Social Worker1154894186
  2. Dale Agner, M.D.Family Medicine Physician1861486490
  3. Hannah Akard, RNCase Management Registered Nurse1346938750
  4. Doug AndersenSocial Worker1619392321
  5. Rachel AndersonRegistered Dietitian1174847099
  6. Tammi Anderson, LCPC, LACMental Health Counselor1083956783

Verify Matthew L. Slade in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Montana board licenses this profession
    Search for license 1995
    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 Montana license search

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14% fewer Medicare Part D claims than the average general practice dentistry in 2024

71 Medicare Part D claims for 45 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 11 claims were for opioids.

  1. Matthew Slade71
  2. Specialty average83

Most prescribed

  1. Amoxicillin47 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.

Matthew L. Slade among 465 general practice dentistry records in Montana

Matthew L. Slade, DDS is one of 465 general practice dentistry 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 2006, is newer than 1% of them.

  • NPI issued2006 · 1% of these records are older, 72% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileNo · 2% of these records are
  • Record last updated2007 · 75% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223G0001X and a Montana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

86 general practice dentistry records list a practice address in Billings

They are 86 of the 4,035 NPPES records with a practice address in Billings, and 465 general practice dentistry records in Montana.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Robert Brant, DMDBillings, MT 591011497840375
  2. Andrew Freund, DDSBillings, MT 591011831684547
  3. Brysen Hansen, D.M.DBillings, MT 591011558715136
  4. Christopher Havens, DDSBillings, MT 591011497198246
  5. Christopher Hirt, D.M.D.Billings, MT 591011679771448
  6. Andrew Hyams, DDSBillings, MT 591011003963315
  7. Timothy Lawhorn, DDSBillings, MT 591011417034562
  8. Chase PearsonBillings, MT 591011780974220

Common questions

What is Matthew L. Slade, DDS's NPI number?

Matthew L. Slade, DDS's National Provider Identifier (NPI) is 1154300960, issued on Jan 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Matthew L. Slade, DDS located?

The NPPES record lists a practice address at 123 S 27TH St, Billings, MT, 59101. Phone: (406) 247-3269. Providers update this record themselves, so call before visiting.

How can I verify Matthew L. Slade, DDS's license?

NPPES lists Montana license number 1995, as entered by the provider. Search the Montana board that licenses this profession; the NPPES record confirms identity only.

How much does Matthew L. Slade, DDS prescribe under Medicare Part D?

In 2024, Matthew L. Slade, DDS had 71 Medicare Part D claims for 45 beneficiaries; the average among general practice dentistry prescribers was 83. 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.