Registry data as of Aug 27, 2026

Sai Nimmagadda, M.D.

Allergy Physician · Orland Park, IL

Sai Nimmagadda, M.D. is an allergy physician with a practice address in Orland Park, Illinois, and NPI 1902889041, issued on Nov 22, 2005. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1902889041
Name
Sai Nimmagadda
Credential
M.D.
Primary taxonomy
Allergy Physician 207KA0200X
Practice location
10733 W. 165TH St., Orland Park, IL 60467
Phone
(708) 957-7468
Enumerated
Nov 22, 2005
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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Also registered at 10733 W. 165TH St.

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

  1. Timothy Brown, M.D.Allergy Physician1366425175
  2. Richard Fitzsimons, M.D.Allergy Physician1104809227
  3. Michael Flais, M.D.Allergy Physician1003899808
  4. James Hunter, M.D.Allergy Physician1780667592
  5. Saroj Khurana, M.D.Allergy Physician1881677946
  6. Mark Lowenthal, M.D.Allergy Physician1407830136

Verify Sai Nimmagadda in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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.

99% fewer Medicare Part D claims than the average allergy physician in 2024

12 Medicare Part D claims, against an average of 805 among the 637 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Sai Nimmagadda12
  2. Specialty average805

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: $480.22

7 payments, mostly food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 486 providers of this specialty with any payment received $7,736.70 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sai Nimmagadda$480.22
  2. Specialty average$7,736.70

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Allergy Physician providers in Illinois

There are 60 allergy physician records in Illinois.

Other allergy physician records in Illinois

  1. Surendra Agarwal, M.D.Effingham, IL1861520363
  2. Kenneth ArnettPeoria, IL1437249760
  3. Priya Bansal, M.D.,Saint Charles, IL1811970486
  4. Peter Baum, M.D.Sycamore, IL1164431391
  5. Howard Beede, M.D.Decatur, IL1205892478
  6. Sakina Bharani, M.D.Naperville, IL1275513210
  7. Bruce Bochner, M.D.Chicago, IL1871559989
  8. Timothy Brown, M.D.Orland Park, IL1366425175
  9. Miguel Camara, M.D.Crest Hill, IL1447369327
  10. Umapathi Cattamanchi, MDOrland Park, IL1316937790

Common questions

What is Sai Nimmagadda, M.D.'s NPI number?

Sai Nimmagadda, M.D.'s National Provider Identifier (NPI) is 1902889041, issued on Nov 22, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Sai Nimmagadda, M.D. located?

The NPPES record lists a practice address at 10733 W. 165TH St., Orland Park, IL, 60467. Phone: (708) 957-7468. Providers update this record themselves, so call before visiting.

How can I verify Sai Nimmagadda, M.D.'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 Sai Nimmagadda, M.D. prescribe under Medicare Part D?

In 2024, Sai Nimmagadda, M.D. had 12 Medicare Part D claims; the average among allergy physician prescribers was 805. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.