
Brittany DeMartin-Warren
Nurse Injector

Owner, Medical Director & Lead Injector
Next available times with Jill
Every True Provider is independently owned and operated. Treatment plans, pricing and eligibility are set by the licensed clinician treating you.
Jill Girany, MSN, FNP-C, founded AgeLess Medical in 2018 and serves as its owner, medical director and lead injector. She has practiced nursing since 2003 and has spent more than a decade in aesthetic medicine, with over 500 hours of specialized training in injection technique, facial anatomy and complication management. In 2022 she was named a national trainer by the Allergan Medical Institute. Her work centers on facial balance and harmonization, and on treatment plans built to hold up over years rather than a single visit.
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 providers have completed TrueTox training and are part of the TrueTox provider network.
Learn about TrueTox →Jill Girany 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 Jill
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.
| 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
6228 Yellowstone Rd, Cheyenne, WY 82009
10-mile local view
Zoomed to show the surrounding community.
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
Explore True
Provider profile last updated: September 2026
Specialty treatments