NPPES file of Aug 9, 2026

Staci Vanderjack, M.D.

Family Medicine Physician · Oak Lawn, IL

Staci Vanderjack, M.D. is a family medicine physician with a practice address in Oak Lawn, Illinois, and NPI 1427318666, issued on May 22, 2012. Check the license (Illinois 036.136063, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1427318666
Name
Staci Vanderjack
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
036.136063 IL
Self-reported in NPPES; status is on the state search
Practice location
9555 S 52ND Ave Ste F, Oak Lawn, IL 60453
Phone
(708) 422-5700
Enumerated
May 22, 2012
Record last updated
Dec 10, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(708) 422-8225
Medicare enrollment
Enrolled (PECOS I20151002000166); accepts Medicare assignment
Medical or professional school
Northwestern University Feinberg Medical School, 2012
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 9555 S 52ND Ave Ste F

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lovella Kanu, M.D.Family Medicine Physician1841533908
  2. Roxanne Smith, MDFamily Medicine Physician1689886202

Verify Staci Vanderjack in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036.136063
    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
Open the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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68% fewer Medicare Part D claims than the average family medicine physician in 2024

1,119 Medicare Part D claims for 104 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 37 claims were for opioids.

  1. Staci Vanderjack1,119
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium79 claims
  2. Albuterol Sulfate Hfa61 claims
  3. Metformin Hcl45 claims
  4. Amlodipine Besylate44 claims
  5. Losartan Potassium42 claims
  6. Lisinopril37 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.

Bills Medicare through one group practice

  1. Advocate Health And Hospitals CorporationGlenview, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Staci Vanderjack among 6,215 family medicine physician records in Illinois

Staci Vanderjack, M.D. 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 2012, is newer than 61% of them.

  • NPI issued2012 · 61% of these records are older, 36% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2012 · median 2006 among the 3,714 with a school on file
  • Record last updated2021 · 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).

71 family medicine physician records list a practice address in Oak Lawn

They are 71 of the 2,993 NPPES records with a practice address in Oak Lawn, and 6,215 family medicine physician records in Illinois.

The 8 family medicine physician records with the nearest ZIP codes

  1. Sangili Chandran, M.D.Oak Lawn, IL 604531790705663
  2. Jarom Daszko, M.D.Oak Lawn, IL 604531487674693
  3. Emelie Ilarde, MDOak Lawn, IL 604531639194137
  4. Anastacia Largosa, M.D.Oak Lawn, IL 604531750329835
  5. Cynthia Ohata, M.D.Oak Lawn, IL 604531912949025
  6. Michael Olivieri, M.D.Oak Lawn, IL 604531124042189
  7. Paul Omastiak, MDOak Lawn, IL 604531821020124
  8. Warren Robinson, MDOak Lawn, IL 604531114037967

Common questions

What is Staci Vanderjack, M.D.'s NPI number?

Staci Vanderjack, M.D.'s National Provider Identifier (NPI) is 1427318666, issued on May 22, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Staci Vanderjack, M.D. located?

The NPPES record lists a practice address at 9555 S 52ND Ave Ste F, Oak Lawn, IL, 60453. Phone: (708) 422-5700. Providers update this record themselves, so call before visiting.

How can I verify Staci Vanderjack, M.D.'s license?

NPPES lists Illinois license number 036.136063, as entered by the provider. 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 Staci Vanderjack, M.D. prescribe under Medicare Part D?

In 2024, Staci Vanderjack, M.D. had 1,119 Medicare Part D claims for 104 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.