Angel of Mercy Animal Critical Care is a Veterinary Center Offering Emergency Animal Care Services

Angel of Mercy Animal Critical Care

San Antonio, TX - Emergency Veterinary Care

Also serving Greater San Antonio, Leon Valley, Balcones Heights, Alamo Heights and Kirby

Veterinary, Animal Care – 8734 Grissom Road

Angel of Mercy Animal Critical Care

8734 Grissom Road

San Antonio, TX 78251

(210) 418-2108

(210) 418-2108

What We Do

Angel of Mercy Animal Critical Care has been providing the San Antonio area with emergency animal care since 1983. We offer urgent and critical care for dogs, cats, birds and exotic species. Our hospital features a complete in-house laboratory, EKG monitoring, oxygen support and a radiology facility that allows us to give our patients urgent medical and surgical treatment. We are not a regular daytime veterinary clinic. We only treat pets suffering from immediate danger and urgent medical distress.

Call Angel of Mercy Animal Critical Care at (210) 418-2108 for more information.

Our professional staff is dedicated to providing honest and compassionate service with the highest quality of veterinary treatment. We are a member of the American Veterinary Medical Association, and we are open overnight as well as on weekends and during holidays. You can trust that your best friend is in good hands at our hospital. For the best in animal care, call Angel of Mercy Animal Critical Care at (210) 418-2108 today.

Service Area

Greater San Antonio, Leon Valley, Balcones Heights, Alamo Heights and Kirby

Our Commitment

  • Our mission is to provide the highest quality of veterinary care and emergency treatment. We base our philosophy on honesty, compassion and excellence of care.


  • Traumatic Emergencies
  • Eye and Ear Emergencies
  • Neurologic Emergencies
  • Gastrointestinal Emergencies
  • Vomiting and Diarrhea
  • GI Diseases and Problems
  • Environmental Emergencies
  • Skin Emergencies
  • Respiratory Emergencies
  • Cardiovascular Emergencies
  • Metabolic and Endocrine Emergencies
  • Urinary and Reproductive Emergencies
  • Toxicologic Emergencies
  • Avian and Exotic Species

Contact Us

First Name*

Last Name*

Street Address



Zip Code

Phone Number*

E-Mail Address*


Services of Interest

Professional Associations, Awards and Certifications

  • Better Business Bureau (BBB)
  • Veterinarian Medical Association of Bexar County (VMABC)
  • Veterinary Emergency and Critical Care Society (VECCS)
  • American Veterinary Medical Association (AVMA)


  • In Business Since 1983
  • No Appointments Necessary for Emergencies
  • Fully-Equipped Facility
  • Complete In-House Laboratory
  • Radiology Capabilities
  • EKG Monitoring
  • Oxygen Support
  • Honest, Compassionate and Professional Staff
  • Emergency Service for Cats, Dogs, Birds and Exotic Species
  • Open to Serve You Overnight and on Weekends
  • Open on Holidays

Call Us (210) 418-2108


Hours of Operation
Monday 6:00PM - 8:00AM CST
Tuesday 6:00PM - 8:00AM CST
Wednesday 6:00PM - 8:00AM CST
Thursday 6:00PM - 8:00AM CST
Friday 6:00PM - 12:00AM CST
Saturday 24 hours
Sunday 24 hours

Payment Options
Visa, Mastercard, Amex, Discover, Cash, Debit, Checks, Money Orders


Privacy Statement

We respect your privacy. We will not wilfully disclose any individually identifiable information about you to any third party without first receiving your permission, as explained in this privacy statement. Furthermore, we do not specifically target children under the age of 13, nor do we knowingly collect, without parental consent, individually identifiable information from such children.

What Information Do We Collect?

We do not collect any personal information other than that which is specifically and knowingly provided to us.

Cookies and Other Monitoring Technologies?

Like most sites, we may use cookies, web beacons and other monitoring technologies to compile anonymous statistics about site users. Cookies are data files stored on your computer that identify you as a unique user. In limited instances, we may allow third party business partners to monitor our sites for the purpose of reporting user traffic, statistics, advertisements, "click-throughs" and/or other activities and to set their cookies on your computer, subject to agreement between such business partner and us and subject to such business partner's privacy policy. Cookies and related monitoring technologies enable us to track user trends, preferences and patterns. We may also receive and record information from your computer and browser, including your IP address, site(s) you visited and keyword searches you conducted on our site(s). You can visit our site without using cookies. Most browsers permit users to refuse cookies or to be notified before a cookie is accepted. In addition, you may go here to opt-out of most third party tracking.

Links to Other Sites?

This website may contain links to other sites. Those sites may send their own cookies to users, collect data, or solicit personal information. We are not responsible or liable for the privacy practices or content of such sites since we do not control them.

With Whom Do We Share Information?

We may share non-personal and non-personally identifiable information with third parties. Such non-personally identifiable information may include your IP address, sites(s) you visited and keyword searches you conducted on our site(s). This information may allow such third parties to provide you customized advertising.

In addition, we may partner with other parties in connection with the various services offered on our site, such as credit card processors or email delivery services. In such instances, we may share limited personal information that is necessary for the third party to provide its services. These companies are prohibited from using this information for any other purpose.

We may also provide personal information when disclosure may be required by law (e.g., subpoenas, search warrants and court orders). We may also determine that such action is reasonably necessary to protect a party's rights, property, or well-being. This action may include exchanging information with other companies and organizations for the purposes of fraud detection or protection, or in other situations involving suspicious or illegal activities.

Consent and Changes to this Privacy Statement?

By using our site or services, you consent to the collection and use of your information as we have outlined in this privacy statement. We may decide to change this privacy statement from time to time. If and when we do, we will post the changes on this page so that you are always aware of the information we collect, how we use it, and under what circumstances we disclose it.

Effective May 1, 2012