NPPES file of Aug 9, 2026

Jennifer Diane May, M.D.

Pediatric Endocrinology Physician · Wheaton, IL

Jennifer Diane May, M.D. is a pediatric endocrinology physician with a practice address in Wheaton, Illinois, and NPI 1003267204, issued on Jun 29, 2016. Check the license (Illinois 036-162048, 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
1003267204
Name
Jennifer Diane May
Credential
M.D.
Primary taxonomy
Pediatric Endocrinology Physician 2080P0205X
License numbers
036-162048 IL
2019023018 MO
Self-reported in NPPES; status is on the state search
Practice location
2001 N Gary Ave Ste 240, Wheaton, IL 60187
Phone
(630) 416-4501
Enumerated
Jun 29, 2016
Record last updated
Mar 1, 2023
Fax
(630) 416-4504
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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8 nearest pediatric endocrinology physician records → All 75 in Illinois → Look up another NPI →

Also registered at 2001 N Gary Ave Ste 240

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

  1. Lena Draus, PA-CPhysician Assistant1891376422
  2. Shruti Fadia, MDPediatric Endocrinology Physician1669634770
  3. Deborah Horne, PACPhysician Assistant1043272875
  4. Kathryn Lovell, PA-CPhysician Assistant1881106359
  5. Sonalee Ravi, MDPediatric Endocrinology Physician1710320775
  6. Sowmya Venkat, MS RD LDNRegistered Dietitian1992110027

Verify Jennifer Diane May 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 036-162048    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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Industry payments in 2024: $782.21

42 payments; by number, the most common kind was food and beverage; the largest payer was Insulet Corporation. The 931 providers of this specialty with any payment received $4,382.94 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jennifer May$782.21
  2. Specialty average$4,382.94

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

Jennifer Diane May among 75 pediatric endocrinology physician records in Illinois

Jennifer Diane May, M.D. is one of 75 pediatric endocrinology physician records with a practice address in Illinois. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 83% of them.

  • NPI issued2016 · 83% of these records are older, 13% newer
  • In a Medicare fileYes · 56% of these records are
  • In the CMS Doctors and Clinicians fileNo · 24% of these records are
  • Record last updated2023 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0205X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Endocrinology Physician providers in Illinois

There are 75 pediatric endocrinology physician records in Illinois.

All 75 in Illinois → Every provider in Wheaton → Pediatric Endocrinology Physician nationwide →

The 8 pediatric endocrinology physician records with the nearest ZIP codes

  1. Shruti Fadia, MDWheaton, IL 601871669634770
  2. Sonalee Ravi, MDWheaton, IL 601871710320775
  3. William Zeller, M.D.Wheaton, IL 601871699738922
  4. Carrie Zimmer, M.D.Wheaton, IL 601871942467246
  5. Justin DeyWinfield, IL 601901306342258
  6. Mary McCauley, M.D.Winfield, IL 601901396163671
  7. Tseghai Berhe, MDSchaumburg, IL 601931982678207
  8. Kristen Bishop, M.D.Hoffman Estates, IL 601691326297292

Common questions

What is Jennifer Diane May, M.D.'s NPI number?

Jennifer Diane May, M.D.'s National Provider Identifier (NPI) is 1003267204, issued on Jun 29, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Jennifer Diane May, M.D. located?

The NPPES record lists a practice address at 2001 N Gary Ave Ste 240, Wheaton, IL, 60187. Phone: (630) 416-4501. Providers update this record themselves, so call before visiting.

How can I verify Jennifer Diane May, M.D.'s license?

NPPES lists Illinois license number 036-162048, 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.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.