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 4 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. Carol Chamblin, RN, APN, IBCLCLactation Consultant (Registered Nurse)1427137769
  2. Helen ChanDentist1952559759
  3. Lynn Chassee, OTOccupational Therapist1770623381
  4. Christine ChatmanClinical Social Worker1033476833
  5. Jon Chavez, D.C.Chiropractor1013070986
  6. Sreekant Cherukuri, M.D.Otolaryngology Physician1558316588
  7. Samantha Cheung, MT-BCSpecialist1154559698
  8. Lalithasree Chintam, MDFamily Medicine Physician1740786680
  9. Kaitlyn ChlapeckaBehavior Technician1407629413
  10. Danielle Chobak, M.A. CFY-SLPSpeech-Language Pathologist1952533424
  11. Brad Christensen, D.C.Chiropractor1699957563
  12. Kelly Christiansen, OTRLOccupational Therapist1780741579
  13. Bryan Cichon, DDSGeneral Practice Dentistry1932266616
  14. Zbigniew Ciechanowski, M.D.Internal Medicine Physician1467452573
  15. Chenille ClaiborneBehavior Technician1649168451
  16. Mary Clarke, MA, LCPC, CADCMental Health Counselor1114077567
  17. Mary Clemons, DPTPhysical Therapist1306250436
  18. Tracey Clifford, DR EDD LCSWClinical Social Worker1306956800
  19. Denny Clouse, MSW/LCSWClinical Social Worker1902905680
  20. Kameron Cluchey, MSW, LCSWSchool Social Worker1841928611
  21. Erin Cluts, MSW, LCSWClinical Social Worker1104077189
  22. Ann Cobb, PTAPhysical Therapy Assistant1700656378
  23. Jessica Colon, RDN, LDNRegistered Dietitian1952067621
  24. Sara ComoBehavior Analyst1346816279
  25. Evelyn Connelly, LCSWClinical Social Worker1659655595
  26. Stacey ConnerDevelopmental Therapist1124372289
  27. Haley Conrady, OTD, OTR/LOccupational Therapist1699347856
  28. Katherine Cooley, PA-CPhysician Assistant1104697556
  29. Colleen Cooper, MA, LCPCMental Health Counselor1427411982
  30. Destiny Cowsert, M.A.Counselor1396568564
  31. Sharon Coyer, PHD CPNP APRNPediatric Clinical Nurse Specialist1962666123
  32. Sarah CreasorClinical Social Worker1437033305
  33. Ellen CrockerPharmacist1700151214
  34. Joyce Cromwell, PHARMDPharmacist1760021174
  35. Anna CrosbyBehavior Technician1710831854
  36. Tricia Crosby, DDS,MSPeriodontics1912152034
  37. Kathryn Croslow, RN, CLCLactation Consultant (Registered Nurse)1770418279
  38. Bailey Cross, BCBABehavior Analyst1891269171
  39. Kathryn Crow, LCSWSocial Worker1902678519
  40. Alexis Cruz, RBTBehavior Technician1619786712
  41. James Curtis, M.D.Specialist1952354243
  42. Marta Cybulak, MA, LCPCProfessional Counselor1760810295
  43. Kathryn Cygan, LSWSocial Worker1740056209
  44. Kathryn Czajkowski, P.T.Physical Therapist1134301468
  45. Agnieszka Dabrowska, LPCMental Health Counselor1407194947
  46. Toral DalalRegistered Nurse1427739861
  47. Gina DancaSocial Worker1770250771
  48. Lara Daniels, MS, CRC, LPCMental Health Counselor1174406763
  49. Debora Dassie, OTR/LOccupational Therapist1457671422
  50. Cheryl Davidson, MA, LCPCProfessional Counselor1891361960

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.