Barbara Jean Opalka, D.O.
Family Medicine Physician · Naperville, IL
Barbara Jean Opalka, D.O. is a family medicine physician with a practice address in Naperville, Illinois, and NPI 1063404150, issued on Aug 16, 2005. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Barbara Jean Opalka
- Credential
- D.O.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- Practice location
- 2940 Rollingridge RD, Naperville, IL 60564
- Phone
- (630) 637-8630
- Enumerated
- Aug 16, 2005
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (630) 637-8640
- Medicare enrollment
- Enrolled (PECOS I20040318000174); accepts Medicare assignment
- Medical or professional school
- Midwestern University, Chicago College Of Osteopathic Med, 1993
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →
Also registered at 2940 Rollingridge RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Barbara Jean Opalka in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
19% fewer Medicare Part D claims than the average family medicine physician in 2024
2,855 Medicare Part D claims for 216 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims. 158 claims were for opioids.
Most prescribed
- Atorvastatin Calcium127 claims
- Hydrocodone-Acetaminophen98 claims
- Levothyroxine Sodium93 claims
- Alprazolam67 claims
- Meloxicam62 claims
- Mounjaro57 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: $1,226.50
85 payments; by number, the most common kind was food and beverage; the largest payer was Aimmune Therapeutics, Inc. The 55,478 providers of this specialty with any payment received $902.55 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.
Barbara Jean Opalka among 6,215 family medicine physician records in Illinois
Barbara Jean Opalka, D.O. is one of 6,215 family medicine physician records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1993 · median 2006 among the 3,714 with a school on file
- Record last updated2007 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
86 family medicine physician records list a practice address in Naperville
They are 86 of the 4,634 NPPES records with a practice address in Naperville, and 6,215 family medicine physician records in Illinois.
All 6,215 in Illinois → Every provider in Naperville → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Nicholas Apostolopoulos, MDNaperville, IL 605641790870822
- Deborah Coleman, MDNaperville, IL 605641427161678
- James CunnarNaperville, IL 605641164538617
- Thomas Fry, D.O.Naperville, IL 605641619085206
- Joseph Giordano, DONaperville, IL 605641275520934
- Brian Lenahan, D.O.Naperville, IL 605641053462788
- Michael Peters, MDNaperville, IL 605641023005097
- Soujanya Pulluru, MDNaperville, IL 605641912974940
Common questions
What is Barbara Jean Opalka, D.O.'s NPI number?
Barbara Jean Opalka, D.O.'s National Provider Identifier (NPI) is 1063404150, issued on Aug 16, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Barbara Jean Opalka, D.O. located?
The NPPES record lists a practice address at 2940 Rollingridge RD, Naperville, IL, 60564. Phone: (630) 637-8630. Providers update this record themselves, so call before visiting.
How can I verify Barbara Jean Opalka, D.O.'s license?
Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Barbara Jean Opalka, D.O. prescribe under Medicare Part D?
In 2024, Barbara Jean Opalka, D.O. had 2,855 Medicare Part D claims for 216 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.