Gerard Victor Sebastian, MD
NPI 1790090611 · Family Medicine Physician · Battle Ground, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gerard Victor Sebastian, MD is a Family Medicine Physician provider in Battle Ground, WA (NPI 1790090611).
Provider details
- NPI number
- 1790090611
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35121298 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
15 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
483 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 | 113 | $125 |
| 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 | 95 | $16 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 68 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 42 | $10 |
| Hemoglobin A1c Level83036 | 38 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test85027 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 86 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 192 | 71 |
| Losartan Potassium | 181 | 64 |
| Rosuvastatin Calcium | 162 | 55 |
| Lisinopril | 130 | 45 |
| Omeprazole | 119 | 39 |
| Tamsulosin Hcl | 110 | 36 |
| Amlodipine Besylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$147 across 2 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
Additional practice locations (1)
- 1615 Delaware StLongview, WA 98632-2367Phone: (360) 501-3601Fax: (360) 501-3648
Registry dates
- Enumerated
- 2010-08-16
- Last updated
- 2020-10-14
- Certified
- 2020-10-14
Frequently asked questions
- What is Gerard Victor Sebastian's NPI number?
- Gerard Victor Sebastian's National Provider Identifier (NPI) is 1790090611, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerard Victor Sebastian's specialty?
- Gerard Victor Sebastian is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gerard Victor Sebastian located?
- Gerard Victor Sebastian's practice location on file with NPPES is 2005 W Main St Ste 110, Battle Ground, WA 98604-4311.
- What is Gerard Victor Sebastian's phone number?
- The practice phone number listed in the NPPES registry for Gerard Victor Sebastian is (360) 882-2778.
- Does Gerard Victor Sebastian accept Medicare?
- Gerard Victor Sebastian is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gerard Victor Sebastian's NPI active?
- Yes — Gerard Victor Sebastian's NPI (1790090611) is active in the NPPES registry as of the last update on 2020-10-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.