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Edit this profileRonald A. Stiller, MD practices pulmonary disease in Walla Walla, WA. Ronald is a 1982 graduate of George Washington University School of Medicine. Ronald is also listed as specializing in specialist. Medicare claims data shows Ronald provided 605 services to 375 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes, and hospital discharge day management, more than 30 minutes. The provider's National Provider Identifier (NPI) is 1154396109.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
401 W POPLAR ST
Walla Walla, WA 99362
1116 Lancaster Ave
Pittsburgh, PA 15218
Within Pulmonary Disease generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Chronic conditions
Most searched conditions
Airway disorders
Blood vessel disorders
Critical care
Diagnostic findings
Environmental lung diseases
Genetic conditions
Infections
Inflammatory conditions
Lung growths
Occupational & environmental
Pleural disorders
Post-infection conditions
Sleep disorders
Structural lung conditions
Symptoms
Biopsies
Breathing
Pleural procedures
Sleep medicine
Treatments
Most searched procedures
Airway care
Airway management
Biopsies & diagnostics
Breathing tests
Cancer diagnostic procedures
Consultations
Counseling & prevention
Critical care
Diagnostic procedures
Drainage care
Imaging
Interventional procedures
Lab tests
Lung tests
Medications
Monitoring
Procedures
Rehabilitation
Screening
Sleep equipment
Sleep treatments
Specialist evaluations
Specialized testing
605 services · 375 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
242 | More often than most peers in Pulmonary Disease |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
150 | More often than most peers in Pulmonary Disease |
| Hospital discharge day management, more than 30 minutes | Office visit | 99239 |
118 | More than most peers in Pulmonary Disease |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
67 | More often than most peers in Pulmonary Disease |
| Critical care, first 30-74 minutes | Office visit | 99291 |
28 | Less often than most peers in Pulmonary Disease |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Dr. Stiller is a lung specialist in Walla Walla, WA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Pulmonary Disease”.
NPI registry
Dr. Stiller is listed at 401 W Poplar St, Walla Walla, WA 99362. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (095) 897-3320. Contact the office directly to confirm availability and scheduling.
NPI registry
Dr. Stiller's National Provider Identifier is 1154396109. 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
Dr. Stiller attended George Washington University School of Medicine, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
Dr. Stiller has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Dr. Stiller 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
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Stiller. If this is you, claiming it is free.
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