Frank Michael Castillo, MD, FAAFP

Family Medicine

Frank Michael Castillo is a Family Medicine specialist based in Chicago, IL with over 38 years of clinical experience. Offers virtual telehealth visits.

(888) 663-6331Chicago, IL
Telehealth Available
NPI Active per CMS — Q3 2026

Frank Michael Castillo, MD, FAAFP has been part of the Chicago medical community since 2006 in independent practice. A University of Wisconsin School of Medicine graduate since 1988, he brings 38+ years of experience. Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family.

1 of 897 Family Medicine providers in ILSee all Family Medicine in Chicago38+ years experienceNPI since 2006

Older · 523dNPPES updated 2025-03-18 · verify NPI on CMS · Verify license at Illinois Department of Financial & Professional Regulation — Medical

Contact & Location

Practice Location

230 W Monroe St Lbby 100, Chicago, IL 60606-4701

Fax: (415) 252-7176

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 1988

    University of Wisconsin School of Medicine

  2. Board certified · Mar 17, 2025

    Self-reported via NPPES

  3. 38 years in practice

    Senior practitioner

Family MedicineAllopathic & Osteopathic Physicians

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Taxonomy: 207Q00000X

Education & Training

University of Wisconsin School of Medicine (Class of 1988)

Practice Footprint

Mailing address

2750 W North Ave, Chicago, IL 60647-5247

Differs from practice location

Virtual Family Medicine Care With Frank Michael Castillo

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Frank Michael Castillo for follow-ups, medication reviews, and ongoing care — no travel to Chicago required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Frank Michael Castillo

Dr. Castillo is listed as active in the NPI registry with telehealth listed in Chicago, IL. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (888) 663-6331.

Verified across 3 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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