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- 901 E Willetta St, Phoenix, AZ 85006
About Dr. Perrin
Allison L. Perrin, MD is a healthcare provider in Phoenix, AZ specializing in geriatric medicine. Allison trained at Wayne State University School of Medicine, graduating in 1995. Allison is also listed as specializing in hospice & palliative medicine and internal medicine. According to Medicare claims data, Allison cared for 205 Medicare patients across 383 services. The services billed most often include prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or, established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more, and new patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more. This provider record is associated with NPI 1992929624.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (602) 839-6900
- Email not available
Practice Locations
901 E WILLETTA ST
Phoenix, AZ 85006
Conditions Commonly Evaluated or Treated
Within Geriatric Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Alzheimer's disease
- Dementia
- Frequent falls
- Managing multiple medications
- Memory loss
- Osteoporosis
Balance & Mobility
- Senior Dizziness
- Walking Problems
Blood Health
- Senior Anemia
Bones & Joints
- Broken Hip Recovery
- Osteoarthritis
Brain & Nerves
- Delirium
- Dementia with behavioral symptoms
- Essential tremor
- Normal Pressure Hydrocephalus
- Parkinson's disease
Cardiovascular
Cognitive Health
- Dementia Wandering
- Mild cognitive impairment
Digestive
- Constipation
- Fecal incontinence
- Poor Appetite In Seniors
- Swallowing difficulties
Ears & Hearing
General Health
- Dehydration In Seniors
- Elderly Frailty
- Senior Malnutrition
- Unexplained Weight Loss
Hormone Health
- Underactive Thyroid In Seniors
Infections
Joints & Pain
Lung Health
Men's Health
Mental Health
- Caregiver burnout
- Restlessness And Agitation
- Senior Anxiety
- Senior Depression
Mobility
- Balance Problems and Fall Risk
- Muscle Loss And Weakness
Oral Health
Pain
- Chronic Pain In Seniors
Skin & Wounds
- Bedsores
- Diabetic Foot Sores
- Non-Healing Wounds
- Thinning and Tearing Skin
Sleep
- Senior Insomnia
Spine & Pain
Urinary & Bladder
Urinary Health
Procedures & services
Most searched procedures
- Comprehensive geriatric assessment
- Fall risk assessment
- Memory testing
Bone Health
Cardiovascular
- Orthostatic Blood Pressure Check
Care Placement
- Nursing Home Placement Assessment
Caregiver Support
- Dementia Caregiver Training
Chronic Disease Management
- Senior Diabetes Target Adjustment
Cognitive Health
- Dementia Wandering Safety Plan
Digestive
- Constipation And Bowel Management
- Swallowing safety evaluation coordination
Ear Care
End-of-Life Planning
Foot Care
- Routine Senior Foot And Nail Care
General Geriatric Care
- Senior Telehealth Consultation
General Health
- Outpatient IV Hydration
Home Care
- Home Health Certification
- In-Home Care Needs Assessment
Legal & Cognitive
- Mental Competency Evaluation
Medication Management
Mental Health
- Agitation And Behavior Management Planning
- Senior Depression Screening
Mobility
Mobility & Equipment
- Walker Or Wheelchair Prescription
Nutrition
- High-Calorie Senior Nutrition Plan
- Senior Nutrition Assessment
Outpatient Care
- In-Home Doctor Visit
- Post-hospital transitional care
Pain & Injections
Pain Management
- Safe Senior Pain Management Plan
Palliative & Hospice
- Comfort care transition
- Hospice Eligibility Evaluation
Patient Safety
- Elder Abuse And Neglect Assessment
Planning & Support
- Advance Care Planning
- Assisted Living Placement Assessment
- Caregiver Counseling
- Long-Term Care Insurance Evaluation
- Medical Power Of Attorney Consultation
Preventive Care
- Chronic Illness Checkup
- Medicare annual wellness visit
- Shingles And Senior Vaccinations
Respiratory
- Oxygen Therapy Evaluation
Safety & Daily Function
- Daily Living Activities Evaluation
- Home Safety Evaluation
- Senior Driving Safety Assessment
Sensory Health
- Hearing Aid Fitting Referral
Surgical Clearance
- Senior Pre-Surgery Clearance
Urinary & Bladder
- Postvoid residual measurement
- Urinary Catheter Change And Care
Urinary Health
- Scheduled Toileting Program
Wound Care
Procedures Most Often Billed to Medicare
383 services · 205 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | Billing code | G2212 |
176 | More than most peers in Geriatric Medicine |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
162 | More often than most peers in Geriatric Medicine |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
33 | More often than most peers in Geriatric Medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
12 | Less often than most peers in Geriatric Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 7
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other geriatricians in Phoenix 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Wayne State University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1995 at Wayne State University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Perrin?
Dr. Perrin is a geriatrician in Phoenix, AZ. That is the designation recorded for this NPI in the federal registry, where it is listed as “Geriatric Medicine”.
NPI registry
What is Dr. Perrin's address?
Dr. Perrin is listed at 901 E Willetta St, Phoenix, AZ 85006. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Perrin?
The number on file is (602) 839-6900. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Perrin's NPI number?
Dr. Perrin's National Provider Identifier is 1992929624. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Perrin train?
Dr. Perrin attended Wayne State University School of Medicine, graduating in 1995. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Perrin been practicing?
Dr. Perrin has 31 years experience. Calculated from a graduation year of 1995, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Perrin perform?
According to Medicare billing data, Dr. Perrin the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Perrin confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Perrin. If this is you, claiming it is free.
Guide.md
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