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Clear Allergy clinic

Clear Allergy

Allergy & Immunology • Whittier, CA • 1 location locations

4.8/5(356 reviews)

Information from public sources; not independently verified. Confirm hours, insurance and appointment availability with the clinic.

Last gathered July 10, 2026. How our information is sourced · Report incorrect information

Services Offered

  • Allergy testing
  • Allergy shots
  • Immunotherapy
  • Immunoglobulin therapy
  • Biologic injectable medications (Xolair®, Dupixent®, Nucala®, Fasenra™, Cinqair®)
  • Scratch and intradermal skin testing
  • Patch testing
  • Laboratory tests for allergy diagnosis
  • Drug allergy testing
  • Venom allergy testing
  • Oral food challenges
  • Pulmonary function tests
  • Peak flow meters
  • Immune deficiency evaluations
  • Allergy tablets
  • Sublingual immunotherapy
  • Allergy testing services
  • Immunizations

Technology & Equipment

  • Skin testing
  • Laboratory tests
  • Pulmonary function testing
  • Peak flow meters
  • Biologic medications (Xolair®, Dupixent®, Nucala®, Fasenra™, Cinqair®)

Team

  • Katie Marks-Cogan, MD, FAAAI, FACAAI - Allergy, Asthma, & Immunology Specialist

Insurance & Payment

  • Major PPO plans
  • Medicare
  • All major PPO insurance plans

We accept all major PPO insurance plans including Medicare. If you do not see your provider on the list, please contact our office for more information.

Credit/debit cards, Insurance

Languages Spoken

  • English

FAQs

What services does Clear Allergy offer?

A range of allergy and immunology services including testing, immunotherapy, biologic medications, and diagnostic procedures.

Office Hours

Monday Closed; Tuesday 8:30 am to 12:00 pm; Wednesday 8:30 am to 4:30 pm; Thursday 10:00 am to 4:30 pm; Friday 8:30 am to 12:00 pm; Saturday Closed; Sunday Closed

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Healthgrades (Christina Salvi): 5.0/5.0 (1)
  • BestProsInTown (Exer Whittier): Not specified (125)
  • PIH Health (Dr. Cesar Espiritu): 4.8/5.0 (355)

Patients praise

  • Professional, knowledgeable, and caring medical staff
  • Efficient and fast service, especially in urgent care settings
  • Ease of use of online appointment booking and apps
  • Convenience of offering both telehealth and in-person options

Common complaints

  • Difficulty scheduling appointments or long wait times
  • Staff perceived as rude, unhelpful, or lacking empathy
  • Concerns regarding provider listening skills or follow-up communication
  • Perception of being treated as a statistic or a rushed experience

"Fantastic service! This is a very clean, cozy, comfortable space and everyone was super friendly and helpful. I was in and out in about 30 minutes, which is also amazing."

- Carbon Health Urgent Care Whittier Review

"The therapist don’t follow up with you on how you’re doing, I went to 7 sessions and there was no plan... not worth the money to just talk about stuff and get basic advice."

- PAX Therapy and Family Services Review

"I’ve never seen the new MD Optum has in the office but I can tell you the PA DOES NOT LISTEN.. I’ve had to call in and correct Several of her documentation mistakes including medication mistakes."

- Optum - Whittier Review

Synthesized from public review platforms as of Jul 10, 2026 - sources: [1][2][3][4].

Information sourced from the clinic's website as of July 10, 2026.

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