NPPES file of Aug 9, 2026

James J. Blong, DDS

Dentist · Greenfield, WI

James J. Blong, DDS is a dentist with a practice address in Greenfield, Wisconsin, and NPI 1114961471, issued on Jun 16, 2006. Check the license (Wisconsin 2979-015, as entered in NPPES) with the Wisconsin 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
1114961471
Name
James J. Blong
Credential
DDS
Primary taxonomy
Dentist 122300000X
License numbers
2979-015 WI
297915 WI
Self-reported in NPPES; status is on the state search
Practice location
3670 S 108TH St Ste 200, Greenfield, WI 53228
Phone
(414) 837-5989
Enumerated
Jun 16, 2006
Record last updated
Apr 24, 2025
Fax
(414) 837-5992
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 J. Blong in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 2979-015
    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 Wisconsin license search

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12% fewer Medicare Part D claims than the average dentist in 2024

76 Medicare Part D claims for 48 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. James Blong76
  2. Specialty average86

Most prescribed

  1. Amoxicillin30 claims
  2. Chlorhexidine Gluconate12 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 J. Blong among 1,750 dentist records in Wisconsin

James J. Blong, DDS is one of 1,750 dentist records with a practice address in Wisconsin. 60% 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, 78% newer
  • In a Medicare fileYes · 60% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2025 · 67% 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 Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

14 dentist records list a practice address in Greenfield

They are 14 of the 961 NPPES records with a practice address in Greenfield, and 1,750 dentist records in Wisconsin.

The 8 dentist records with the nearest ZIP codes

  1. William Carini, DDSGreenfield, WI 532281497857304
  2. Eileen Langyel, DDS SCGreenfield, WI 532281114002359
  3. Peter Tsiampas, DDSGreenfield, WI 532281629237573
  4. Timothy Baggott, DDSMilwaukee, WI 532271770802274
  5. Thomas Casey, DDSWest Allis, WI 532271194718007
  6. John Eichholz, DDSWest Allis, WI 532271194884130
  7. Sadaf Khan, DMDWest Allis, WI 532271679095061
  8. Austin Kim, DMDWest Allis, WI 532271710735337

Common questions

What is James J. Blong, DDS's NPI number?

James J. Blong, DDS's National Provider Identifier (NPI) is 1114961471, issued on Jun 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James J. Blong, DDS located?

The NPPES record lists a practice address at 3670 S 108TH St Ste 200, Greenfield, WI, 53228. Phone: (414) 837-5989. Providers update this record themselves, so call before visiting.

How can I verify James J. Blong, DDS's license?

NPPES lists Wisconsin license number 2979-015, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does James J. Blong, DDS prescribe under Medicare Part D?

In 2024, James J. Blong, DDS had 76 Medicare Part D claims for 48 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.