Colleen A Weissmann, MD

Internal Medicine

(970) 669-6660Loveland, CO
Telehealth Available
NPI Active per CMS — Q2 2026

With over 38 years in internal medicine, Colleen a Weissmann, MD is a long-established internist in Loveland. She graduated from University of Alabama School of Medicine in 1988 and has 38+ years of clinical experience. A physician who provides long-term, comprehensive care in the office and the hospital.

At a glance

  • Uses generic medications more than 46% of reporting doctors in Colorado
  • Virtual visits available — no app or travel required
1 of 337 Internal Medicine providers in COSee all Internal Medicine in Loveland38+ years experienceNPI since 2005

Older · 5831dNPPES updated 2010-05-19 · verify on CMS

Contact & Location

Practice Location

2923 Ginnala Dr, Loveland, CO 80538-2702

Fax: (970) 663-0721

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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 Alabama School of Medicine

  2. 38 years in practice

    Senior practitioner

Internal MedicineAllopathic & Osteopathic Physicians

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Taxonomy: 207R00000X

Education & Training

University of Alabama School of Medicine (Class of 1988)

Practice Footprint

Mailing address

1627 E 18th St, Loveland, CO 80538-4209

Differs from practice location

Virtual Internal Medicine Care With Colleen a Weissmann

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

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

Frequently Asked Questions

Common questions about Colleen a Weissmann

Dr. Weissmann is listed as active in the NPI registry with telehealth listed in Loveland, CO. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (970) 669-6660.

Verified across 3 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D. 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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