NPPES file of Aug 9, 2026

Neerja Ahlowalia, MD

Internal Medicine Physician · Chicago, IL

Neerja Ahlowalia, MD is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1508850439, issued on Sep 7, 2005. Check the license (Illinois 036064624, 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
1508850439
Name
Neerja Ahlowalia
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
036064624 IL
Self-reported in NPPES; status is on the state search
Practice location
7906 S Crandon Ave, Chicago, IL 60617
Phone
(773) 933-0800
Enumerated
Sep 7, 2005
Record last updated
Nov 8, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(773) 933-5425
Medicaid ID
036064624 IL
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 7906 S Crandon Ave

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

  1. Jo Ann Christmas, NP-CPrimary Care Nurse Practitioner1972922201
  2. Dominador Dayon, M. D.Family Medicine Physician1609989912
  3. Will Gee, M.D.Specialist1588638225

Verify Neerja Ahlowalia 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 036064624
    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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21% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,515 Medicare Part D claims for 137 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 25 claims were for opioids.

  1. Neerja Ahlowalia2,515
  2. Specialty average3,176

Most prescribed

  1. Amlodipine Besylate132 claims
  2. Simvastatin132 claims
  3. Gabapentin127 claims
  4. Metoprolol Succinate108 claims
  5. Albuterol Sulfate Hfa80 claims
  6. Furosemide71 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.

Neerja Ahlowalia among 7,238 internal medicine physician records in Illinois

Neerja Ahlowalia, MD is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% 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, 93% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 50% of these records are
  • Record last updated2011 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

2,867 internal medicine physician records list a practice address in Chicago

They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Chandra Anand, MDChicago, IL 606171962439646
  2. Virendra Bisla, MDChicago, IL 606171073682910
  3. David Buchanan, M.D.Chicago, IL 606171396772992
  4. Gomez Charleston, MDChicago, IL 606171124021795
  5. Jason Chen, MDChicago, IL 606171972543239
  6. Pamela Cruz, M.D.Chicago, IL 606171710912142
  7. Laverne Currie, M.D.Chicago, IL 606171629003058
  8. Fred Daniels, MDChicago, IL 606171841293412

Common questions

What is Neerja Ahlowalia, MD's NPI number?

Neerja Ahlowalia, MD's National Provider Identifier (NPI) is 1508850439, issued on Sep 7, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Neerja Ahlowalia, MD located?

The NPPES record lists a practice address at 7906 S Crandon Ave, Chicago, IL, 60617. Phone: (773) 933-0800. Providers update this record themselves, so call before visiting.

How can I verify Neerja Ahlowalia, MD's license?

NPPES lists Illinois license number 036064624, 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 Neerja Ahlowalia, MD prescribe under Medicare Part D?

In 2024, Neerja Ahlowalia, MD had 2,515 Medicare Part D claims for 137 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.