William Graven, DO, MPH
NPI 1871095901 · Internal Medicine Physician · Salem, OR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Graven, DO, MPH is a Internal Medicine Physician provider in Salem, OR (NPI 1871095901).
Provider details
- NPI number
- 1871095901
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO, MPH
- Sex
- Male
- Sole proprietor
- No
- License
- OL60844209 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
8 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
2,640 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 | 406 | $87 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 364 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 257 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 235 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 194 | $13 |
| Ldl Cholesterol Level83721 | 188 | $10 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 156 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 476 | 145 |
| Levothyroxine Sodium | 390 | 105 |
| Amlodipine Besylate | 295 | 85 |
| Losartan Potassium | 268 | 83 |
| Gabapentin | 244 | 81 |
| Rosuvastatin Calcium | 218 | 62 |
| Pantoprazole Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-03-05
- Last updated
- 2021-09-23
- Certified
- 2021-09-23
Frequently asked questions
- What is William Graven's NPI number?
- William Graven's National Provider Identifier (NPI) is 1871095901, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Graven's specialty?
- William Graven is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Graven located?
- William Graven's practice location on file with NPPES is 2020 Capitol St Ne, Salem, OR 97301-0698.
- What is William Graven's phone number?
- The practice phone number listed in the NPPES registry for William Graven is (503) 399-2424.
- Does William Graven accept Medicare?
- William Graven is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Graven's NPI active?
- Yes — William Graven's NPI (1871095901) is active in the NPPES registry as of the last update on 2021-09-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.