William Ryan, MD
NPI 1841271319 · Pulmonary Disease Physician · Boerne, TX
Enrolled with Medicare as Practitioner - Pulmonary Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Ryan, MD is a Pulmonary Disease Physician provider in Boerne, TX (NPI 1841271319).
Provider details
- NPI number
- 1841271319
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- F2431 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,222 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 952 | $116 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 276 | $15 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 251 | $35 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 240 | $50 |
| Test to Determine Lung Volumes Using Sensors94726 | 236 | $49 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 106 | 55 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 92 | 22 |
| Budesonide/Formoterol Fumaratebrand: Symbicort | 53 | 18 |
| Prednisone | 48 | 25 |
| Budesonide/Formoterol Fumaratebrand: Budesonide-Formoterol Fumarate | 39 | 13 |
| Fluticasone Propion/Salmeterolbrand: Advair Hfa | 37 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$271 across 3 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-11-10
- Last updated
- 2015-02-04
Frequently asked questions
- What is William Ryan's NPI number?
- William Ryan's National Provider Identifier (NPI) is 1841271319, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Ryan's specialty?
- William Ryan is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is William Ryan located?
- William Ryan's practice location on file with NPPES is 34910 Interstate 10 W, Boerne, TX 78006-9229.
- What is William Ryan's phone number?
- The practice phone number listed in the NPPES registry for William Ryan is (830) 248-1207.
- Does William Ryan accept Medicare?
- William Ryan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Ryan's NPI active?
- Yes — William Ryan's NPI (1841271319) is active in the NPPES registry as of the last update on 2015-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.