James Barlow, M.D.
NPI 1336559871 · Pulmonary Disease Physician · Marysville, WA
Enrolled with Medicare as Practitioner - Hospitalist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Barlow, M.D. is a Pulmonary Disease Physician provider in Marysville, WA (NPI 1336559871).
Provider details
- NPI number
- 1336559871
- Entity type
- Individual
- Primary specialty
- Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD182914 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,289 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 404 | $127 |
| Test to Measure Expiratory Airflow and Volume Changes Before and After Medication Administration94060 | 185 | $39 |
| Test to Examine How Well the Lungs Exchange Gases94729 | 185 | $57 |
| Test to Determine Lung Volumes Using Gas Dilution Or Washout94727 | 184 | $45 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 125 | $163 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 76 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 561 | 208 |
| Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta | 340 | 88 |
| Prednisone | 297 | 135 |
| Fluticasone Propion/Salmeterolbrand: Fluticasone-Salmeterol | 243 | 76 |
| Tiotropium Bromidebrand: Spiriva Respimat | 209 | 74 |
| Montelukast Sodium | 195 | 70 |
Practice location
Mailing address
Additional practice locations (3)
- 3640 Nw Samaritan Dr Ste 100cCorvallis, OR 97330-3784Phone: (541) 768-1261
- 3600 Nw Samaritan DrCorvallis, OR 97330-3737Phone: (541) 768-5111
- 925 Seneca StMailstop H8-Gme Virginia Mason Medical CenterSeattle, WA 98101Phone: (206) 583-6079
Registry dates
- Enumerated
- 2014-05-06
- Last updated
- 2021-08-31
- Certified
- 2021-08-31
Frequently asked questions
- What is James Barlow's NPI number?
- James Barlow's National Provider Identifier (NPI) is 1336559871, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Barlow's specialty?
- James Barlow is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
- Where is James Barlow located?
- James Barlow's practice location on file with NPPES is 2901 174th St Ne, Marysville, WA 98271-4743.
- What is James Barlow's phone number?
- The practice phone number listed in the NPPES registry for James Barlow is (425) 339-5410.
- Does James Barlow accept Medicare?
- James Barlow is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Barlow's NPI active?
- Yes — James Barlow's NPI (1336559871) is active in the NPPES registry as of the last update on 2021-08-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.