NPPES file of Aug 9, 2026

James S. Klein, D.D.S.

General Practice Dentistry · Ionia, MI

James S. Klein, D.D.S. is a general practice dentistry with a practice address in Ionia, Michigan, and NPI 1053479253, issued on Dec 4, 2006. Check the license (Michigan 16107, as entered in NPPES) with the Michigan 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
1053479253
Name
James S. Klein
Credential
D.D.S.
Primary taxonomy
General Practice Dentistry 1223G0001X
License number
16107 MI
Self-reported in NPPES; status is on the state search
Practice location
502 Skyview Dr, Ionia, MI 48846
Phone
(616) 527-3866
Enumerated
Dec 4, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(616) 527-3862
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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Verify James S. Klein in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 16107
    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
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13% more Medicare Part D claims than the average general practice dentistry in 2024

94 Medicare Part D claims for 70 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.

  1. James Klein94
  2. Specialty average83

Most prescribed

  1. Amoxicillin77 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.

James S. Klein among 4,088 general practice dentistry records in Michigan

James S. Klein, D.D.S. is one of 4,088 general practice dentistry records with a practice address in Michigan. 61% 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 2% of them.

  • NPI issued2006 · 2% of these records are older, 63% newer
  • In a Medicare fileYes · 61% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2007 · 74% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

9 general practice dentistry records list a practice address in Ionia

They are 9 of the 425 NPPES records with a practice address in Ionia, and 4,088 general practice dentistry records in Michigan.

The 8 general practice dentistry records with the nearest ZIP codes

  1. Aaron Boucher, D.D.S.Ionia, MI 488461194819052
  2. Sarah Bouwkamp, DDSIonia, MI 488461376281337
  3. Natasha Cusack, D.D.S.Ionia, MI 488461528048493
  4. Crist Johnson, D.D.S.Ionia, MI 488461447388897
  5. Christine Muscott, D.D.S.Ionia, MI 488461710088547
  6. Douglas Muscott, D.D.S.Ionia, MI 488461275634099
  7. Lowell SwartzIonia, MI 488461063422897
  8. Warren Thompson, D.D.S.Ionia, MI 488461700885027

Common questions

What is James S. Klein, D.D.S.'s NPI number?

James S. Klein, D.D.S.'s National Provider Identifier (NPI) is 1053479253, issued on Dec 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James S. Klein, D.D.S. located?

The NPPES record lists a practice address at 502 Skyview Dr, Ionia, MI, 48846. Phone: (616) 527-3866. Providers update this record themselves, so call before visiting.

How can I verify James S. Klein, D.D.S.'s license?

NPPES lists Michigan license number 16107, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does James S. Klein, D.D.S. prescribe under Medicare Part D?

In 2024, James S. Klein, D.D.S. had 94 Medicare Part D claims for 70 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.