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Watertown, NY Allergist | Allergists 13601 | North Country Allergy ... logo

Watertown, NY Allergist | Allergists 13601 | North Country Allergy ...

Allergy & ImmunologyWatertown, WI

★★★★☆4.2/531 reviews across 3 platforms

Ratings by platform

  • WebMD (Dr. John Cosachov): 4.0/5.0 (7 ratings, 2 reviews)
  • WebMD (Dr. Dariusz Chrostowski): 4.5/5.0 (14 ratings)
  • FindATopDoc (Dr. Dariusz Chrostowski): 4.0/5.0 (10 ratings)

What patients say

Patients praise

  • Caring and straightforward providers
  • Effective treatment for asthma and allergies
  • Knowledgeable and kind staff reported at other regional practices

Common complaints

  • Unprofessionalism reported among nursing staff

In patients' words

"Dr John Cosachov is a very caring Dr. He will answers your question straight forward."

WebMD patient review (2024)

"The RNs running the practice at this office and in the main office are extremely unprofessional."

Yelp review of North Country Allergy & Immunology

How these reviews were compiled

Synthesized from public patient-review platforms as of Jul 11, 2026 — sources: [1][2][3][4][5][6][7][8].

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