NPPES file of Aug 9, 2026

Curt R. Lang, DDS LTD

Dentist · Chicago, IL

Curt R. Lang, DDS LTD is a dentist with a practice address in Chicago, Illinois, and NPI 1750574752, issued on Aug 22, 2007. Check the license with the Illinois 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
1750574752
Name
Curt R. Lang
Credential
DDS LTD
Primary taxonomy
Dentist 122300000X
Practice location
4651 W 79TH St, Chicago, IL 60652
Phone
(773) 735-2251
Enumerated
Aug 22, 2007
Record last updated
Aug 22, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(773) 735-2737
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 Curt R. Lang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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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53% fewer Medicare Part D claims than the average dentist in 2024

40 Medicare Part D claims for 30 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. Curt Lang40
  2. Specialty average86

Most prescribed

  1. Penicillin V Potassium21 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.

Curt R. Lang among 4,522 dentist records in Illinois

Curt R. Lang, DDS LTD is one of 4,522 dentist records with a practice address in Illinois. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 19% of them.

  • NPI issued2007 · 19% of these records are older, 62% newer
  • In a Medicare fileYes · 64% 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 122300000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,148 dentist records list a practice address in Chicago

They are 1,148 of the 63,379 NPPES records with a practice address in Chicago, and 4,522 dentist records in Illinois.

The 8 dentist records with the nearest ZIP codes

  1. Catherine Eberhardt, D.D.S.Chicago, IL 606521942614110
  2. Kevin Kordi, DMDChicago, IL 606521689303091
  3. Jere Seralde, DDSChicago, IL 606521265670624
  4. Alamdar Bader, DDSChicago, IL 606531801877089
  5. Joann Kania, DDSChicago, IL 606511205827300
  6. Jayshree Patel, D.D.S.Chicago, IL 606511942280805
  7. Prakash Upadhyaya, DDSChicago, IL 606511538227491
  8. Nishtha Viniak, DDSChicago, IL 606531184826174

Common questions

What is Curt R. Lang, DDS LTD's NPI number?

Curt R. Lang, DDS LTD's National Provider Identifier (NPI) is 1750574752, issued on Aug 22, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Curt R. Lang, DDS LTD located?

The NPPES record lists a practice address at 4651 W 79TH St, Chicago, IL, 60652. Phone: (773) 735-2251. Providers update this record themselves, so call before visiting.

How can I verify Curt R. Lang, DDS LTD's license?

Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Curt R. Lang, DDS LTD prescribe under Medicare Part D?

In 2024, Curt R. Lang, DDS LTD had 40 Medicare Part D claims for 30 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.