NPPES file of Aug 9, 2026

Allison Joyce Law

Family Medicine Physician · Chicago, IL

Allison Joyce Law is a family medicine physician with a practice address in Chicago, Illinois, and NPI 1922636638, issued on Mar 29, 2020. Check the license (Illinois 1922636638, 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
1922636638
Name
Allison Joyce Law
Primary taxonomy
Family Medicine Physician 207Q00000X
License numbers
1922636638 IL
036-165463 IL
Self-reported in NPPES; status is on the state search
Practice location
5500 S Cottage Grove, Chicago, IL 60615
Phone
(773) 702-0240
Enumerated
Mar 29, 2020
Record last updated
Jul 31, 2024
Medicare enrollment
Enrolled (PECOS I20230925000914); accepts Medicare assignment
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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Verify Allison Joyce Law 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 1922636638
    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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61% fewer Medicare Part D claims than the average family medicine physician in 2024

1,391 Medicare Part D claims for 151 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 36 claims were for opioids.

  1. Allison Law1,391
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium91 claims
  2. Amlodipine Besylate60 claims
  3. Diclofenac Sodium50 claims
  4. Losartan Potassium41 claims
  5. Albuterol Sulfate Hfa40 claims
  6. Fluticasone Propionate33 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. University OF ChicagoChicago, IL

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

Allison Joyce Law among 6,215 family medicine physician records in Illinois

Allison Joyce Law 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 2020, is newer than 81% of them.

  • NPI issued2020 · 81% of these records are older, 16% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2020 · median 2006 among the 3,714 with a school on file
  • Record last updated2024 · 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).

1,593 family medicine physician records list a practice address in Chicago

They are 1,593 of the 63,379 NPPES records with a practice address in Chicago, and 6,215 family medicine physician records in Illinois.

The 8 family medicine physician records with the nearest ZIP codes

  1. Lionel Barberousse, M.D.Chicago, IL 606151811096662
  2. Barbara Bellar, M.D., J.D., MA., MPHChicago, IL 606151447309208
  3. Camille Billingslea, MD, MPHChicago, IL 606151639277569
  4. Crystal Cash, MDChicago, IL 606151740293364
  5. Salim Dawalibi, MDChicago, IL 606151447413547
  6. Debbie Donelson, MDChicago, IL 606151184736621
  7. Charles Edoigiawerie, M.D.Chicago, IL 606151073622957
  8. Rhonda Gans, M.D.Chicago, IL 606151003830670

Common questions

What is Allison Joyce Law's NPI number?

Allison Joyce Law's National Provider Identifier (NPI) is 1922636638, issued on Mar 29, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Allison Joyce Law located?

The NPPES record lists a practice address at 5500 S Cottage Grove, Chicago, IL, 60615. Phone: (773) 702-0240. Providers update this record themselves, so call before visiting.

How can I verify Allison Joyce Law's license?

NPPES lists Illinois license number 1922636638, 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 Allison Joyce Law prescribe under Medicare Part D?

In 2024, Allison Joyce Law had 1,391 Medicare Part D claims for 151 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.