Jill Girany
Owner, Medical Director & Lead Injector
True Provider · AgeLess Medical Aesthetics · Cheyenne, WYTrueTox certified
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Brittany DeMartin-Warren, RN, BSN
True ProviderTrueTox Certified
Nurse Injector
AgeLess Medical AestheticsCheyenne, WY
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Next available times with Brittany
Every True Provider is independently owned and operated. Treatment plans, pricing and eligibility are set by the licensed clinician treating you.
- Role
- Nurse Injector
- Specialty
- Neurotoxin
- Practice
- AgeLess Medical Aesthetics
- Location
- Cheyenne, WY
- True Provider
- Yes
- TrueTox Certified
- Yes
About Brittany
Brittany DeMartin-Warren, RN, BSN, is a nurse injector at AgeLess Medical and a Cheyenne native. She spent nearly eight years in intensive care before moving into aesthetics, certifying in neurotoxin and filler technique in 2023 and training as a laser specialist. She works under Jill Girany and is known for a conservative hand and close attention to detail. She spends consult time on what a treatment can and cannot do before anything is scheduled.
Treatments with Brittany
TrueTox® membership
Wrinkle Relaxers
Neurotoxin treatment for expression lines
neurotoxin
Wrinkle Relaxers
Neurotoxin treatment for expression lines
neurotoxin
Wrinkle Relaxers
Neurotoxin treatment for expression lines
dermal fillers
Filler
Injectable gel that restores volume and contour
Kybella
Body Contouring
Non-surgical treatments that target body shape
Sculptra
Biostimulators
Injectables that prompt the skin's own collagen over time
Radiesse
Biostimulators
Injectables that prompt the skin's own collagen over time
PRF
Biostimulators
Injectables that prompt the skin's own collagen over time
laser hair removal
Skin & Laser
Device and resurfacing treatments for skin texture and tone
IPL
Skin & Laser
Device and resurfacing treatments for skin texture and tone
skin resurfacing
Skin & Laser
Device and resurfacing treatments for skin texture and tone
skin tightening
Skin & Laser
Device and resurfacing treatments for skin texture and tone
medical-grade skincare
Skin & Laser
Device and resurfacing treatments for skin texture and tone
TrueTox Certified
TrueTox Certified providers have completed TrueTox training and are part of the TrueTox provider network.
Learn about TrueTox →Why Brittany is a True Provider
Brittany DeMartin-Warren is part of the True Provider network, a community of independently owned aesthetics and wellness practices. True helps patients discover trusted providers while giving independent clinics access to technology, education, marketing and network resources. Clinical care and every treatment decision remain with AgeLess Medical Aesthetics and its licensed clinicians.
Every True Provider is independently owned and operated. Treatment plans, pricing and eligibility are set by the licensed clinician treating you.
Where to see Brittany
AgeLess Medical Aesthetics
6228 Yellowstone Rd, Cheyenne, WY 82009
307-256-2385Patients in Cheyenne, WY can find AgeLess Medical Aesthetics, a medical spa in North Cheyenne (82009). Patients are seen by Jill Girany, Brittany DeMartin-Warren, and Lauren Gonzales. The treatment menu covers neurotoxin (wrinkle relaxers), dermal filler, biostimulators and skin boosters, body contouring, and IPL photofacials. As a TrueTox Certified Provider, AgeLess Medical Aesthetics offers the TrueTox membership, a monthly plan built around routine neurotoxin treatment, to patients in North Cheyenne and greater Cheyenne. Book or request a consultation with AgeLess Medical Aesthetics in Cheyenne directly from this page.
- Wrinkle Relaxers
- Filler
- Biostimulators
- Skin & Laser
- Body Contouring
| Monday | 9:00a.m. - 5:00p.m. |
|---|---|
| Tuesday | 9:00a.m. - 5:00p.m. |
| Wednesday | 9:00a.m. - 5:00p.m. |
| Thursday | 9:00a.m. - 5:00p.m. |
| Friday | 9:00a.m. - 5:00p.m. |
| Saturday | Closed |
| Sunday | Closed |
In your neighborhood
Find AgeLess Medical Aesthetics.
6228 Yellowstone Rd, Cheyenne, WY 82009
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Patient reviews at AgeLess Medical Aesthetics
Jill made me feel very comfortable for my first appointment and made sure I knew everything she was doing ahead of time. She is very knowledgeable in this area and I knew I would be in good hands. Everyone at Ageless is so friendly & kind - I would recommend Ageless to all my friends!!
I had a wonderdul diamond glow facial from Lindsey. She was so welcoming and friendly. Lacey helped me pick out some products and was so sweet and patient going over everything with me. I didn't feel pressured into purchasing anything. Absolutely loved my experience there and can't wait to book another!
I always have top notch service here, It all starts at the front desk all the way into the treatment room. I had Lauren this time and did such a great job! Definitely knows her stuff
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Provider profile last updated: September 2026
Specialty treatments