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 18 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. Parvis Sadigh, M.D.Emergency Medical Services (Emergency Medicine) Physician1447234455
  2. Miriam SalazarBehavior Technician1942871272
  3. Patricia Salchert, OTOccupational Therapist1588781496
  4. Susan Salinas, MSWSocial Worker1881141315
  5. Abby Saloga, APRN, FNP-CNurse Practitioner1558243089
  6. Heather Sandall, MOT, OTR/LPediatric Occupational Therapist1083882229
  7. James Sanders, M.D.Family Medicine Physician1578537973
  8. Rebecca Sanford, LMTMassage Therapist1336535665
  9. Anne Santangelo, M.A., CCC-SLPSpeech-Language Pathologist1780889097
  10. Maria Santiago, LCSWClinical Social Worker1831325497
  11. Stephanie Santo, LCSWClinical Social Worker1013471051
  12. Paul Sather, PHDPsychologist1497833727
  13. Gina Savani, D.M.D.General Practice Dentistry1639343296
  14. Samantha Scanlan, RNRegistered Nurse1932988185
  15. Leslee SchilbClinical Social Worker1336083732
  16. Meredith Schindel, RPH.Pharmacist1790079044
  17. Michelle SchiopuNurse Practitioner1396190666
  18. Rebecca SchislerOccupational Therapist1710530829
  19. Nicholas Schlageter, M.D.Neurology Physician1285728873
  20. Katherine Schleyer, L.C.S.W.Clinical Social Worker1235537861
  21. Shannon SchmelterBehavior Technician1104479138
  22. Cassidy SchmidtBehavior Technician1750177002
  23. Kerri Schmidt, RD, LDNRegistered Dietitian1780843797
  24. Margaret Schneider, MSW, PH.D., LCSWClinical Social Worker1215026026
  25. Gretta ScholtenPediatric Occupational Therapist1548517139
  26. Sara Schramer, LCPCMental Health Counselor1710380431
  27. Sarah SchrandtDevelopmental Therapist1326349598
  28. Carissa SchroederSpeech-Language Pathologist1326705138
  29. Rebecca SchroederClinical Social Worker1487505186
  30. Gregory Schulte, DCChiropractor1316089063
  31. Michelle SchultzRegistered Nurse1700771227
  32. Erin Schutte, M.D.Pediatrics Physician1750375432
  33. Taylor Sciortino, M.S., CCC-SLPSpeech-Language Pathologist1164002101
  34. Justine ScottBehavior Technician1083591879
  35. Randy Scott, RNAddiction (Substance Use Disorder) Registered Nurse1326816778
  36. William Scurlock, M.D.Family Medicine Physician1699726505
  37. Anmarie SefcikPharmacist1427405943
  38. Nicole Seitzinger, LPCProfessional Counselor1699486969
  39. Sharon Seitzinger, OTR/LOccupational Therapist1750675203
  40. Jesse Sekey, PSYD.Clinical Psychologist1780981605
  41. Aparna SekharOrthopedic Physical Therapist1972922615
  42. Nicholas SeligPhysical Therapist1053986505
  43. Jodi Sell, M.S. CCC-SLP/LSpeech-Language Pathologist1902310857
  44. Anna SemanyszynOccupational Therapy Assistant1609507318
  45. Merve SenalanMental Health Counselor1548088776
  46. Jessica SendefSocial Worker1811565823
  47. Maria Seppala, DCChiropractor1356295638
  48. Maureen Sevandal, D.D.S, M.S.Pediatric Dentistry1427240274
  49. Nashira Sey, M.D.Obstetrics & Gynecology Physician1831498377
  50. Jill Shackelford, CCC-SLPSpeech-Language Pathologist1215086814

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.