Live
Read more

Clinic Type

Allergy & Immunology

Address

510 N 123rd St, Owasso, OK

Phone

(918) 307-1613

Email

careers@ascension.org

Opening Hours

Not published — contact the clinic to confirm hours.

Emergency Care

If you are experiencing a life-threatening emergency, call 911 or go directly to the ER.

Services Offered

Team

  • Timothy J Nickel, Allergy and Immunology — MD
  • Brandon C Humble, Allergy and Immunology — MD
  • Michelle M Montalbano, Allergy and Immunology — MD
  • Iftikhar Hussain, Allergy and Immunology — MD
  • Jane T Purser, Allergy and Immunology — MD
  • James T Love, Jr, Pediatric and Adult Allergy and Immunology — MD
  • Ahmad A Mourad, Pediatric and Adult Allergy and Immunology — MD
  • Lodie G Naimeh, Pediatric and Adult Allergy and Immunology — MD

Insurance & Payment

Languages Spoken

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Healthgrades, Yelp, Google, and CMS HCAHPS aggregate reports: 77%-87% of patients would definitely recommend the hospital (varies by source/metric)

Patients praise

  • Some patients report efficient and friendly service in specific departments like Radiology
  • Favorable ratings for staff responsiveness and nurse communication in some clinical settings
  • Some individual doctors noted as caring and thorough by patients

Common complaints

  • Inconsistent patient experiences in ER and specialty departments
  • Reports of poor communication and difficulty obtaining medical records
  • Complaints regarding long wait times and scheduling/double-booking issues
  • Reports of perceived unprofessionalism and dismissiveness from some staff

"The staff in the office is very friendly and I always feel comfortable with talking with them..."

Healthgrades review for Dr. Sauls (associated with the network)

"They DO NOT care about anyone’s health or wellbeing and are even rude and confrontational when trying to advocate for yourself as a patient."

User review for Ascension St. John Owasso on LocalityBiz

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

More allergy & immunology clinics in Owasso

Owasso, OK·Allergy & Immunology

Summary: The Allergy Clinic of Tulsa operates a private medical practice with four offices (three in the U.S., one in the U.K.). While their main Tulsa locations are at 1727 S Utica Ave and 9311 S Mingo Rd in Tulsa, there is no explicit Owasso office listed in their provided details. The clinic focuses on allergy treatment with measurable goals and outcomes, and is led by Chief Administrative Officer Kasey Zabonik. If you’re specifically seeking an Owasso location, please contact their Tulsa offices or check their official site for the most current office map and any upcoming Owasso presence.

VerifiedOnline bookingSince 1959
Owasso, OK·Allergy & Immunology

Summary: The Ear Nose Throat & Allergy Center (ENT Allergy Ctr) is a private otolaryngology and allergy clinic operating in Oklahoma with multiple offices, including Claremore. They provide ENT care, allergy treatments, sinus therapies, and hearing health services (hearing evaluations, free hearing aid consultations, digital hearing aids, and minor repairs). Key contact: entclaremore@entallergycenter.com and phone numbers for their Oklahoma offices. Their Claremore location is part of a small, multi-office practice headquartered in Bay City, Michigan, with a broader footprint in the U.S. The center emphasizes comprehensive ENT and allergy care, hearing services, and related treatments.

VerifiedOnline booking

See all allergy & immunology clinics in Owasso

Comparing your options?

See other allergy & immunology clinics in Owasso, or search the full directory by insurance, ratings, and more.

More Allergy & Immunology Clinics