Doctors and health care providers in Seneca, IL
17 individual NPPES records list a practice address in Seneca, 450th of 541 Illinois cities. The largest group is massage therapist: 5, 29% of the city's records, against 1% across Illinois.
The 8 largest groups in Seneca
Source: CMS NPPES primary taxonomy, loaded Aug 27, 2026.
Seneca in Illinois
- Rank in Illinois450th of 541 cities by records
- Share of the state<0.1% of Illinois's records
- Specialties present9 taxonomy codes
- Top three groups58.8% of all records
- Massage Therapist rank11th of the 10 Illinois cities with the most
Providers in Seneca, alphabetically
- Melissa BrungardAthletic Trainer1508260308
- Melissa Decker, M.S. CCC-SLPSpeech-Language Pathologist1679955538
- Jennifer DickensMassage Therapist1679820575
- Dana DugginsMassage Therapist1285048223
- Ardelle Duttlinger, LMTMassage Therapist1447835012
- Vicky Garrison, SLPSpeech-Language Pathologist1083129894
- Sean Gibbs, B.S., D.C.Chiropractor1619989241
- Abigail HaasMassage Therapist1508463290
- Meghan Harvey, APN, FNP-BCFamily Nurse Practitioner1437728359
- Shannon Jarot, APN-CNPNurse Practitioner1194069633
- Colin Kao, D.O.Family Medicine Physician1023129897
- Paige KellerSpeech-Language Pathologist1871006577
- Jacqueline O'Connor, PTPhysical Therapist1497943328
- Elizabeth PetersonDevelopmental Therapist1538576640
- Nina Seplak, APNFamily Nurse Practitioner1497286645
- Jessica SpencerMassage Therapist1366758054
- Christa Velos, B.S., D.C., DICCPChiropractor1518979137
The largest Illinois cities
- Chicago63,379
- Springfield4,997
- Naperville4,634
- Peoria4,621
- Evanston4,013
How to read this directory
Seneca, Illinois appears in the CMS National Plan and Provider Enumeration System with 17 registered healthcare providers spanning 9 distinct NUCC-taxonomy specialties. This count includes every individual clinician who has applied for an NPI and listed a practice address in Seneca - 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 Seneca 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 Seneca is weighted toward Massage Therapist (5 clinicians, followed by Speech-Language Pathologist with 3 and Family Nurse Practitioner with 2). 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, Seneca reports roughly 0.1 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, Clinical Social Worker is the most prominent one with no provider currently listing a Seneca practice address, a coverage gap Seneca patients typically fill by traveling to a larger nearby hub.
For Seneca 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 Seneca, IL?
There are 17 registered healthcare providers in Seneca, IL, covering 9 specialties. This includes physicians, dentists, therapists, and other licensed providers.
What are the most common medical specialties in Seneca?
The most common specialties in Seneca are Massage Therapist, Speech-Language Pathologist, Family Nurse Practitioner, Chiropractor, Nurse Practitioner. Massage Therapist has the most providers with 5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file loaded Aug 27, 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) 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 27, 2026.