Agnieszka B. Kumar, DDS
General Practice Dentistry · Crystal Lake, IL
Agnieszka B. Kumar, DDS is a general practice dentistry with a practice address in Crystal Lake, Illinois, and NPI 1366606204, issued on Jul 10, 2008. Check the license (Illinois 019-025663, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Agnieszka B. Kumar
- Credential
- DDS
- Primary taxonomy
- General Practice Dentistry 1223G0001X
- License number
- 019-025663 IL
Self-reported in NPPES; status is on the state search - Practice location
- 8600 US Highway 14, Crystal Lake, IL 60012
- Phone
- (815) 356-0033
- Enumerated
- Jul 10, 2008
- Record last updated
- Jul 10, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (815) 356-0035
- Entity
- Type 1 · individual
8 nearest general practice dentistry records → All 5,276 in Illinois → Look up another NPI →
Also registered at 8600 US Highway 14
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Agnieszka B. Kumar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 019-025663Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
43% fewer Medicare Part D claims than the average general practice dentistry in 2024
47 Medicare Part D claims for 22 beneficiaries, against an average of 83 among the 70,290 providers of this specialty who prescribed in Part D.
Most prescribed
- Valacyclovir16 claims
- Chlorhexidine Gluconate13 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.
Industry payments in 2024: $89.97
2 payments; by number, the most common kind was food and beverage; the largest payer was Align Technology, Inc. The 41,669 providers of this specialty with any payment received $597.01 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Agnieszka B. Kumar among 5,276 general practice dentistry records in Illinois
Agnieszka B. Kumar, DDS is one of 5,276 general practice dentistry 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 2008, is newer than 57% of them.
- NPI issued2008 · 57% of these records are older, 36% 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 updated2008 · 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
37 general practice dentistry records list a practice address in Crystal Lake
They are 37 of the 1,442 NPPES records with a practice address in Crystal Lake, and 5,276 general practice dentistry records in Illinois.
All 5,276 in Illinois → Every provider in Crystal Lake → General Practice Dentistry nationwide →
The 8 general practice dentistry records with the nearest ZIP codes
- Robert Basile, DMDCrystal Lake, IL 600121497926299
- Gerald Miller, DDSCrystal Lake, IL 600121437305927
- Kamil Nowacki, DMDCrystal Lake, IL 600121396304549
- Candace Opon, D.D.S.Crystal Lake, IL 600121053603365
- Austin Tweet, DDSCrystal Lake, IL 600121558091819
- Tami Zuck, D.D.S.Crystal Lake, IL 600121508909573
- Kenneth Cox, D.D.S.Cary, IL 600131295949535
- Katarina CrauseCary, IL 600131457939084
Common questions
What is Agnieszka B. Kumar, DDS's NPI number?
Agnieszka B. Kumar, DDS's National Provider Identifier (NPI) is 1366606204, issued on Jul 10, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Agnieszka B. Kumar, DDS located?
The NPPES record lists a practice address at 8600 US Highway 14, Crystal Lake, IL, 60012. Phone: (815) 356-0033. Providers update this record themselves, so call before visiting.
How can I verify Agnieszka B. Kumar, DDS's license?
NPPES lists Illinois license number 019-025663, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Agnieszka B. Kumar, DDS prescribe under Medicare Part D?
In 2024, Agnieszka B. Kumar, DDS had 47 Medicare Part D claims for 22 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.