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- 505 Parnassus Ave, 15 Long, San Francisco, CA 94143
About William Deardorff
William J. Deardorff practices geriatric medicine in San Francisco, CA. William is also listed as specializing in student in an organized health care education program. According to Medicare claims data, William cared for 171 Medicare patients across 219 services. The services billed most often include subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and prolonged nursing facility evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by the physician or qualif. The provider's National Provider Identifier (NPI) is 1003348830.
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
- (415) 406-1417
- Email not available
Practice Locations
505 PARNASSUS AVE 15 LONG
San Francisco, CA 94143
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
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
219 services · 171 patients · 6 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | Office visit | 99310 |
79 | More often than most peers in Geriatric Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
46 | As often as other peers in Geriatric Medicine |
| Prolonged nursing facility evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by the physician or qualif | Billing code | G0317 |
32 | As often as other peers in Geriatric Medicine |
| Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more | Office visit | 99306 |
30 | Less often than most peers in Geriatric Medicine |
| Nursing facility discharge management, more than 30 minutes | Office visit | 99316 |
20 | As often as other peers in Geriatric Medicine |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
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 San Francisco 8
Same specialty, same city.
More connections — 15 related providers in 2 groups
Trained at Other 7
Other providers in the same specialty who trained at the same institution.
Class of 2017 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What is William J. Deardorff's specialty?
William J. Deardorff is a geriatrician in San Francisco, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Geriatric Medicine”.
NPI registry
Where can I find William J. Deardorff?
William J. Deardorff is listed at 505 Parnassus Ave 15 Long, San Francisco, CA 94143. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact William J. Deardorff?
The number on file is (415) 406-1417. Contact the office directly to confirm availability and scheduling.
NPI registry
What is William J. Deardorff's NPI number?
William J. Deardorff's National Provider Identifier is 1003348830. 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
What is William J. Deardorff's education?
William J. Deardorff attended Other, graduating in 2017. This comes from the CMS National Downloadable File.
CMS public data
How long has William J. Deardorff been practicing?
William J. Deardorff has 9 years experience. Calculated from a graduation year of 2017, reported in the CMS National Downloadable File.
CMS public data
What is William J. Deardorff known for?
According to Medicare billing data, William J. Deardorff 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 William J. Deardorff confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by William J. Deardorff. If this is you, claiming it is free.
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