NPPES file of Aug 9, 2026

Doctors and health care providers in Waterloo, IA

1,512 individual NPPES records list a practice address in Waterloo, 6th of 215 Iowa cities. The largest group is pharmacist: 115, 8% of the city's records, against 7% across Iowa. Page 25 of 31.

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).

Waterloo in Iowa

  • Rank in Iowa6th of 215 cities by records
  • Share of the state3.2% of Iowa's records
  • Specialties present25 or more taxonomy codes
  • Top three groups20.1% of all records
  • Pharmacist rank5th of the 10 Iowa cities with the most

Compared with Iowa as a whole, Waterloo has 16.8× the state's share of music therapist records and 0.45× its share of chiropractor records.

Providers in Waterloo, alphabetically

  1. Robert Sarver, DPTPhysical Therapist1114408481
  2. Vaibhav Satija, MDInterventional Cardiology Physician1629564828
  3. Logan Savits, DPMStudent in an Organized Health Care Education/Training Program1730018847
  4. Kelsey SawvelFamily Nurse Practitioner1588501944
  5. Bethany Scachette, ARNPPsychiatric/Mental Health Nurse Practitioner1760192421
  6. Abbie Schaa, ARNPNurse Practitioner1386995447
  7. Richard Schaaf, BS PHARM, R. PH.Pharmacist1871702555
  8. Zoe Schaefer, ARNPFamily Nurse Practitioner1124319322
  9. Erica Schafer, ARNPFamily Nurse Practitioner1063827723
  10. Amanda Schara, LMHC, CADCMental Health Counselor1053678425
  11. Madison ScharesAddiction (Substance Use Disorder) Counselor1194480616
  12. Chloe Schaufenbuel, FNP-BCFamily Nurse Practitioner1801670542
  13. Kaylee Scheckel, CMATechnician1225790967
  14. Kyle Scheidel, DPTOrthopedic Physical Therapist1093187932
  15. Dalton Schindler, MSWAddiction (Substance Use Disorder) Counselor1447644968
  16. Rachel Schlichting, ARNPFamily Nurse Practitioner1598179756
  17. Hannah Schmit, PA-CPhysician Assistant1285384800
  18. Brandi Schmitt, MS, NCC, TLMHCMental Health Counselor1205315595
  19. Angela Schmitz, ARNPAcute Care Nurse Practitioner1235656000
  20. Brittany Schmitz, PA-CPhysician Assistant1396908083
  21. Katie Schmitz, LISWClinical Social Worker1255006151
  22. Sarah SchmitzAddiction (Substance Use Disorder) Counselor1427525492
  23. Ashley Schneider, LMSWSocial Worker1063213346
  24. Kati Schneider, LISWClinical Social Worker1578017794
  25. Jennifer Schneiderman, LISWSocial Worker1851490734
  26. Matthew Schoenberger, PHARMD, RPHPharmacist1275204471
  27. Kim Schonhoff-Reiter, PTPhysical Therapist1245226158
  28. Abbie Schrader, ARNPNurse Practitioner1073840617
  29. Amy Schrader, ARNPFamily Nurse Practitioner1811406184
  30. Crystal Schrader, ARNPNurse Practitioner1699924407
  31. Autumn Schrage, LISWClinical Social Worker1134584402
  32. Mark Schreiner, DDSGeneral Practice Dentistry1740352095
  33. Amanda Schroeder, CNM, WHNP-BCAdvanced Practice Midwife1538744131
  34. Maria Schult, RPHPharmacist1811214778
  35. Zoe Schult, NPFamily Nurse Practitioner1336809375
  36. Christina Schultz, LISWMental Health Counselor1578873980
  37. Morgan SchumacherGeneral Practice Dentistry1881510139
  38. Melanie Schwartz, ARNPAdult Health Nurse Practitioner1609103167
  39. Michael Scott, DPMFoot & Ankle Surgery Podiatrist1982448650
  40. Tysha ScottBehavior Technician1528926953
  41. Christina ScruggsMental Health Counselor1801630363
  42. Gwynavia ScullarkDoula1447985254
  43. Michael Sell, RPHAmbulatory Care Pharmacist1558724542
  44. Prodosh Sen-Gupta, M.D.Anesthesiology Physician1538106943
  45. Rafael Serrano Riera, M.D.Orthopaedic Surgery Physician1235589599
  46. Sarah Seuntjens, CNMAdvanced Practice Midwife1376268565
  47. Deanna Shafer, LISWClinical Social Worker1649839481
  48. Sangeeta Shah, MDNeurology Physician1477765584
  49. Ammara Shamshad, M.D.Family Medicine Physician1730920570
  50. Danielle Sharar, CADCAddiction (Substance Use Disorder) Counselor1184160152

The largest Iowa cities

  1. Iowa City7,163
  2. Des Moines5,538
  3. Cedar Rapids2,949
  4. West Des Moines2,201
  5. Davenport2,058

All of Iowa →

How to read this directory

Waterloo, Iowa appears in the CMS National Plan and Provider Enumeration System with 1,512 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 Waterloo - 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 Waterloo 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 Waterloo is weighted toward Pharmacist (115 clinicians, followed by Nurse Practitioner with 96 and Family Medicine Physician with 93). 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 Iowa's population, Waterloo reports roughly 47.1 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 Iowa's most common specialties, Occupational Therapist is the most prominent one with no provider currently listing a Waterloo practice address, a coverage gap Waterloo patients typically fill by traveling to a larger nearby hub.

For Waterloo 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 Waterloo, IA?

There are 1,512 registered healthcare providers in Waterloo, IA, covering 25 or more specialties. This includes physicians, dentists, therapists, and other licensed providers.

What are the most common medical specialties in Waterloo?

The most common specialties in Waterloo are Pharmacist, Nurse Practitioner, Family Medicine Physician, Clinical Social Worker, Mental Health Counselor. Pharmacist has the most providers with 115.

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.