NPPES file of Aug 9, 2026

Doctors and health care providers in St Charles, IL

1,113 individual NPPES records list a practice address in St Charles, 40th of 541 Illinois cities. The largest group is behavior technician: 117, 11% of the city's records, against 4% across Illinois. Page 21 of 23.

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

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

The 8 largest groups in St Charles

  1. Behavior Technician117
  2. Clinical Social Worker93
  3. Speech-Language Pathologist84
  4. Professional Counselor74
  5. Chiropractor55
  6. Physical Therapist49
  7. Mental Health Counselor44
  8. Pharmacist38

Source: CMS NPPES primary taxonomy, file of Aug 9, 2026.

St Charles in Illinois

  • Rank in Illinois40th of 541 cities by records
  • Share of the state0.5% of Illinois's records
  • Specialties present25 or more taxonomy codes
  • Top three groups26.4% of all records

Compared with Illinois as a whole, St Charles has 4.1× the state's share of pediatric occupational therapist records and 0.42× its share of family nurse practitioner records.

Providers in St Charles, alphabetically

  1. William Trahan, D.M.D, M.S.DProsthodontics1881949923
  2. Barbara Traina, D.D.S.General Practice Dentistry1093028656
  3. Christine Tredup, MSW, ACSW, LCSW, BCDClinical Social Worker1972589661
  4. Jordan TrevinoBehavior Technician1649054875
  5. Megan TrofimukBehavior Technician1790348662
  6. Anne TullyBehavior Technician1518537893
  7. John TumminaroPharmacist1720434368
  8. Brianna Turner, APRN, CNPNurse Practitioner1790561173
  9. Elizabeth Turner, MAMental Health Counselor1952104630
  10. Jennifer Turner, RNRegistered Nurse1528847423
  11. Paul Turrell, DCChiropractor1295095131
  12. Miranda Ulaszek, PA-CPhysician Assistant1033685706
  13. Cheryl Upchurch, PMHNPPsychiatric/Mental Health Nurse Practitioner1801434733
  14. Joy Urubusi, MDPsychiatry Physician1770783599
  15. Sherenaz Vaiya, M.A.CCC-SLPSpeech-Language Pathologist1932492378
  16. Laura Valaitis, M.A.Audiologist1841403425
  17. Crystal Vale, RBTBehavior Technician1629887054
  18. Susan Valessares, PSY.D.Clinical Neuropsychologist1114040227
  19. Melissa Van Boekel, BCBABehavior Analyst1588254858
  20. Hayley Van Duyn, OTR/LOccupational Therapist1730530221
  21. Natalie VandenbosSocial Worker1255066007
  22. Paul Vander Sande, L. C. P. C.Professional Counselor1912168832
  23. Gaige Vandezande, DMDDentist1578202040
  24. Ashley Vanopstall, PSYDClinical Psychologist1255097960
  25. Vivian Vanroekel, M.D.Internal Medicine Physician1487657524
  26. Margaret Varga, DCChiropractor1588767735
  27. Krupa VarghesePediatric Physical Therapist1437020179
  28. Amy Vaughan, MS,OTR/LOccupational Therapist1700036688
  29. Dulce Vazquez, D.C.Chiropractor1033482682
  30. Emily Vellender, BCBABehavior Analyst1285378687
  31. Lekshmi Venugopal, M.D.Psychiatry Physician1164682597
  32. Rajan Verma, D.D.S.Dentist1063620334
  33. Pamela Verner, MSW, LCSWClinical Social Worker1730800152
  34. Theresa VersaciSpeech-Language Pathologist1164906970
  35. Jeff Victor, D.O.Gastroenterology Physician1104824887
  36. Abigail VidalSocial Worker1174109284
  37. Nikko ViejonBehavior Technician1871427427
  38. Rosemary Villa, DDS, MAGD, FICDGeneral Practice Dentistry1740335942
  39. Cosmo Vivirito, DMDDentist1588236897
  40. Rose Vivirito, D.D.S.General Practice Dentistry1871740472
  41. Domenique Voelsch, DCChiropractor1699466342
  42. Alina Volodka, PA-CPhysician Assistant1265512958
  43. Ellena Vranas, DDSGeneral Practice Dentistry1427123587
  44. Samuel WadeBehavior Technician1962381889
  45. Chaka Wade-CuadraDoula1902557689
  46. Kevin Wakeman, MDFamily Medicine Physician1356459879
  47. Monica Walen, MOT, OTR/LOccupational Therapist1679010409
  48. Amanda Walker, RBTBehavior Technician1942038005
  49. Shaylon WalkerBehavior Analyst1649916800
  50. Shawna Walker Cox, MASpeech-Language Assistant1427225622

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

St Charles, Illinois appears in the CMS National Plan and Provider Enumeration System with 1,113 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 St Charles - 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 St Charles 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 St Charles is weighted toward Behavior Technician (117 clinicians, followed by Clinical Social Worker with 93 and Speech-Language Pathologist with 84). 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, St Charles reports roughly 8.9 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, Internal Medicine Physician is the most prominent one with no provider currently listing a St Charles practice address, a coverage gap St Charles patients typically fill by traveling to a larger nearby hub.

For St Charles 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 St Charles, IL?

There are 1,113 registered healthcare providers in St Charles, IL, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in St Charles?

The most common specialties in St Charles are Behavior Technician, Clinical Social Worker, Speech-Language Pathologist, Professional Counselor, Chiropractor. Behavior Technician has the most providers with 117.

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.