NPPES file of Aug 9, 2026

Doctors and health care providers in Wheaton, IL

2,468 individual NPPES records list a practice address in Wheaton, 13th of 541 Illinois cities. The largest group is mental health counselor: 441, 18% of the city's records, against 4% across Illinois. Page 33 of 50.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Wheaton in Illinois

  • Rank in Illinois13th of 541 cities by records
  • Share of the state1% of Illinois's records
  • Specialties present25 or more taxonomy codes
  • Top three groups33.6% of all records
  • Mental Health Counselor rank2nd of the 10 Illinois cities with the most

Compared with Illinois as a whole, Wheaton has 17.6× the state's share of case manager/care coordinator records and 0.46× its share of pharmacist records.

Providers in Wheaton, alphabetically

  1. Ryan Nunsure, RBTMental Health Counselor1750198818
  2. Cecilia NussMental Health Counselor1487475687
  3. Brooke NusserPhysical Therapist1700519170
  4. Eden NuthalapatyStudent in an Organized Health Care Education/Training Program1730072497
  5. Joseph Nuzzarello, M. D.Urology Physician1134143613
  6. James O'ConnorCase Manager/Care Coordinator1689031825
  7. Kayla O'DonnellSpeech-Language Pathologist1083451587
  8. Matthew O'Donnell, O.D.Optometrist1558800078
  9. Sonja O'Donnell, DPTPhysical Therapist1467135640
  10. Lori O'Grady, NPNurse Practitioner1487959300
  11. Dorothy O'Halloran, LCPCProfessional Counselor1619007481
  12. Ann O'Malley, R.N., C.H.T.P.Registered Nurse1215091194
  13. Julie Ann O'Neal, L.C.S.W.Mental Health Counselor1346324928
  14. Irene O'Neill, BSMental Health Counselor1164795183
  15. Kaitlin O'Neill, RBT-18-73616Behavior Technician1245702620
  16. Yewande Obasa, RNPsychiatric/Mental Health Registered Nurse1588491682
  17. Andrew Obrien, LCPCProfessional Counselor1740550342
  18. Vannesa OcampoMental Health Counselor1174145254
  19. Melissa OconAddiction (Substance Use Disorder) Counselor1518781046
  20. Samantha OczakCase Manager/Care Coordinator1568736221
  21. Alyssa Oddo, LCSW, MSWClinical Social Worker1285231688
  22. Anthony OddoMental Health Counselor1689492977
  23. Kimberly Oddo, LCSWClinical Social Worker1366787541
  24. Vivica Odell, LCSWClinical Social Worker1649728148
  25. Gregory Odonnell, LCSWClinical Social Worker1851474738
  26. Hannah Odonnell, LPCProfessional Counselor1063331817
  27. Carolyn Oesterle, M.D.Ophthalmology Physician1144219080
  28. Chiwendu OfforCase Manager/Care Coordinator1861845984
  29. Maria OkbaMental Health Counselor1184225369
  30. Jeffrey Oken, M.D.Physical Medicine & Rehabilitation Physician1699843235
  31. Asia OlaniyanCase Manager/Care Coordinator1851631840
  32. Gregory Olenick, D.D.S.General Practice Dentistry1275685224
  33. Manuela OliveiraBehavior Technician1649932484
  34. Beverly Oliver, LMTMassage Therapist1881093417
  35. Paige Oliver, MOT, OTROccupational Therapist1841121514
  36. Olivia OliveriusDevelopmental Therapist1114541570
  37. Dawn Olson, DNNaprapath1114017332
  38. Denise Olson, PSY.D.Clinical Psychologist1801052964
  39. Megan Olson, LCPCMental Health Counselor1558801779
  40. Oyeleke OluwoleMental Health Counselor1659098853
  41. Karen Olvera, L.C.S.W.Clinical Social Worker1346555935
  42. Catherine OneillBehavior Analyst1205458114
  43. Samuel Onusko, MDPhysical Medicine & Rehabilitation Physician1639674245
  44. Diane Oravecz, RPHPharmacist1063410876
  45. Ann Orland, DDSDentist1013090968
  46. Ralph Orland, M.D.Psychiatry Physician1265496681
  47. Taylor-Simone OrozcoBehavior Technician1063305902
  48. Kellie Orr, SLPSpeech-Language Pathologist1912451774
  49. Vanessa OrrMental Health Counselor1174271530
  50. Melissa OrtaClinical Social Worker1730814880

The largest Illinois cities

  1. Chicago63,379
  2. Springfield4,997
  3. Naperville4,634
  4. Peoria4,621
  5. Evanston4,013

All of Illinois →

How to read this directory

Wheaton, Illinois appears in the CMS National Plan and Provider Enumeration System with 2,468 registered healthcare providers spanning 25 or more distinct NUCC-taxonomy specialties. This count includes every individual clinician who has applied for an NPI and listed a practice address in Wheaton - physicians, dentists, nurse practitioners, physician assistants, chiropractors, physical therapists, optometrists, psychologists, podiatrists, and every other credentialed provider type CMS tracks. It does not measure hospital beds, urgent-care capacity, or whether a given clinic is accepting new patients; it measures the pool of professionals with current NPI enrollment and a Wheaton practice location on file. Every figure is drawn from the federal National Provider Identifier Registry (CMS NPPES) - more than 7 million providers, maintained since May 2007, with 2024 Medicare Part D data, and, according to CMS, can be searched, compared, and traced in our methodology.

The provider mix in Wheaton is weighted toward Mental Health Counselor (441 clinicians, followed by Case Manager/Care Coordinator with 203 and Professional Counselor with 186). That distribution reflects how NPPES records specialty: providers self-select a primary taxonomy code, so a family physician who also practices geriatrics will show up under whichever NUCC code they registered first. Relative to Illinois's population, Wheaton reports roughly 19.7 providers per 100,000 residents using the state-level denominator, which is a rough proxy rather than a precise access-to-care measurement; the true catchment area of any {cityName} clinician extends beyond the municipal boundary.

Of Illinois's most common specialties, Family Nurse Practitioner is the most prominent one with no provider currently listing a Wheaton practice address, a coverage gap Wheaton patients typically fill by traveling to a larger nearby hub.

For Wheaton patients, this directory is most useful as a starting shortlist. Important: PlainDoctor is a directory of publicly available CMS government data, not a review site, a ranking, or medical advice. NPPES data is self-reported and refreshed monthly; call the practice directly to confirm the provider is still there, accepts your insurance, and is taking new patients.

For informational purposes only; this directory is not medical advice and not a substitute for checking a license. See also: how to find a doctor and how to verify one.

Common questions

How many doctors are in Wheaton, IL?

There are 2,468 registered healthcare providers in Wheaton, IL, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Wheaton?

The most common specialties in Wheaton are Mental Health Counselor, Case Manager/Care Coordinator, Professional Counselor, Clinical Social Worker, Physical Therapist. Mental Health Counselor has the most providers with 441.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov). Records are self-reported registrations, not licenses.

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.