Infection Testing
Bartonella Antibody Test
Also known as: Bartonella IgG antibodies (immunofluorescence), 4 species
Also searched as: Bartonella test · cat scratch fever test
Antibodies to the four Bartonella species most common in people — spread by ticks, fleas, and cat scratches.
Bartonella is a group of bacteria spread by ticks, fleas, lice, and scratches from cats and other animals. This blood test measures your immune system's antibody response to the four species most often found in people in North America. You may also see it called "Bartonella test" or "cat scratch fever test".
What the Bartonella Antibody Test measures
Bartonella Species (IgG antibodies)
- B. henselaeAssociated with cat scratches and bites.
- B. quintanaHistorically spread by lice.
- B. vinsonii berkhoffiiAssociated with dogs and other animals.
- B. koehleraeAssociated with cats and fleas.
Who the Bartonella Antibody Test is for
Worth considering when symptoms persist and there's a history of cat scratches, flea exposure, or tick bites.
- Known tick bite or bull's-eye rash
- Flu-like symptoms after time in a tick-prone area
- Migrating joint or muscle pain
- Chronic fatigue
- Brain fog
- Night sweats
- Nerve pain or tingling
- Ongoing illness that isn't improving
- Exposure to ticks, fleas, lice, or companion animals
Two ways to get the Bartonella Antibody Test
Request This Lab
Ordered through a licensed medical provider. Program members get help choosing the right test and reviewing results alongside their provider.
- At-home or in-office collection, depending on the test
- Our team helps you order and set up your kit
- Add Tiffeny Parker as your practitioner so I can see your results
Personalized with Tiffeny
RecommendedWant your results personally reviewed?
- One-on-one interpretation of your results
- Written Root Cause Report
- Personalized 12-week protocol
✦ Program members: practitioner discount applied. See member perks →
Labs are processed by a CLIA-certified laboratory partner. To protect your privacy, I can only see your results if you add Tiffeny Parker as your practitioner. Lab order links are affiliate links; I may earn a commission at no extra cost to you.
What results can reveal
- Immune response to the four most common Bartonella species
- Whether a medical referral may be needed
How we interpret it
We read every panel through a functional lens — optimal reference ranges, ratios, and cross-panel patterns. Results become part of your written Root Cause Report and your personalized 12-week protocol.
Results are reviewed with your licensed medical provider. Alongside their care, we support your minerals, nutrition, and resilience.
Often paired with
Lyme & Tick-Borne Infection Test
Lyme, Babesia, and Bartonella testing explained — and how to choose between the options.
Lyme + Bartonella Test
Direct Lyme detection in urine plus Bartonella antibodies in blood, in one order.
Tick-Borne DNA + Bartonella Antibody Test
Direct DNA detection for three tick-borne organisms plus Bartonella antibodies.
Often used alongside this lab
Ready-made options people often use while working on these results. Program members get a personalized plan, with a practitioner discount applied.
Common questions
Not sure which panels you need?
Start with the Root-Cause Fit Assessment. Takes about 3–5 minutes. If it looks like we're a good fit, you'll be invited to schedule a 45-minute consultation to discuss your health history, goals, and whether this program is the right next step for you.
Educational information only. Functional lab testing is not intended to diagnose, treat, cure, or prevent any disease. Results are reviewed in the context of your full health history.