Mark Gonsky, DO
NPI 1841464203 · Family Medicine Physician · Bend, OR
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Gonsky, DO is a Family Medicine Physician provider in Bend, OR (NPI 1841464203).
Provider details
- NPI number
- 1841464203
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- DO155003 (OR)
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
18 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
371 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 | 130 | $123 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 85 | $125 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 68 | $88 |
| 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 | 40 | $15 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 30 | $162 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 69 | 16 |
| Lisinopril | 49 | 15 |
| Amlodipine Besylate | 45 | 15 |
| Simvastatin | 44 | 12 |
| Atorvastatin Calcium | 35 | 13 |
| Omeprazole | 34 | — |
| Metoprolol Succinate | 26 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-04-16
- Last updated
- 2024-01-10
- Certified
- 2024-01-10
Frequently asked questions
- What is Mark Gonsky's NPI number?
- Mark Gonsky's National Provider Identifier (NPI) is 1841464203, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Gonsky's specialty?
- Mark Gonsky is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Gonsky located?
- Mark Gonsky's practice location on file with NPPES is 1345 Nw Wall St, Bend, OR 97703-1970.
- What is Mark Gonsky's phone number?
- The practice phone number listed in the NPPES registry for Mark Gonsky is (541) 323-3960.
- Does Mark Gonsky accept Medicare?
- Mark Gonsky is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Gonsky's NPI active?
- Yes — Mark Gonsky's NPI (1841464203) is active in the NPPES registry as of the last update on 2024-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.