Physician Profile
Thuan Ong, MD, MPH
Unclaimed ProfileAbout Dr. Ong
Thuan Ong, MD, MPH practices geriatric medicine in Seattle, WA. Thuan is a 2004 graduate of Saint Louis University School of Medicine. Medicare claims data shows Thuan provided 268 services to 218 patients. The services billed most often include initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more, subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, and subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
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
- (206) 744-4191
- Email not available
Practice Locations
325 9TH AVE
Seattle, WA 98104
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
Blood Health
Bones & Joints
Brain & Nerves
- Delirium
- Dementia with behavioral symptoms
- Essential tremor
- Normal Pressure Hydrocephalus
- Parkinson's disease
Cardiovascular
Cognitive Health
Digestive
Ears & Hearing
General Health
Hormone Health
Infections
Joints & Pain
Lung Health
Men's Health
Mental Health
Mobility
Oral Health
Pain
Skin & Wounds
Sleep
Spine & Pain
Urinary & Bladder
Urinary Health
Procedures & services
Most searched procedures
Bone Health
Cardiovascular
Care Placement
Caregiver Support
Chronic Disease Management
Cognitive Health
Digestive
Ear Care
End-of-Life Planning
Foot Care
General Geriatric Care
General Health
Home Care
Legal & Cognitive
Medication Management
Mental Health
Mobility
Mobility & Equipment
Nutrition
Outpatient Care
Pain & Injections
Pain Management
Palliative & Hospice
Patient Safety
Planning & Support
- Advance Care Planning
- Assisted Living Placement Assessment
- Caregiver Counseling
- Long-Term Care Insurance Evaluation
- Medical Power Of Attorney Consultation
Preventive Care
Respiratory
Safety & Daily Function
Sensory Health
Surgical Clearance
Urinary & Bladder
Urinary Health
Wound Care
Procedures Most Often Billed to Medicare
268 services · 218 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more | Office visit | 99306 |
110 | More often than most peers in Geriatric Medicine |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
55 | As often as other peers in Geriatric Medicine |
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
44 | |
| Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes | Office visit | 99310 |
34 | |
| Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes | Office visit | 99305 |
25 | As often as other 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 8
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 Seattle 8
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Saint Louis University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2004 at Saint Louis 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. Ong?
Dr. Ong is a geriatrician in Seattle, WA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Geriatric Medicine”.
NPI registry
What is Dr. Ong's address?
Dr. Ong is listed at 325 9Th Ave, Seattle, WA 98104. 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. Ong?
The number on file is (206) 744-4191. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Ong?
Dr. Ong's National Provider Identifier is 1801872635. 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. Ong train?
Dr. Ong attended Saint Louis University School of Medicine, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ong have?
Dr. Ong has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Ong perform?
According to Medicare billing data, Dr. Ong 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
Is Dr. Ong's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ong. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.