Gary Kershner, DO
NPI 1518937234 · Family Medicine Physician · Union, NJ
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gary Kershner, DO is a Family Medicine Physician provider in Union, NJ (NPI 1518937234).
Provider details
- NPI number
- 1518937234
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 25MB07312400 (NJ)
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
20 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
718 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 | 286 | $138 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 161 | $95 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 125 | $142 |
| Administration of Influenza Virus VaccineG0008 | 66 | $34 |
| 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 | 33 | $18 |
| Administration of Pneumococcal Vaccine |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 127 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 482 | 145 |
| Rosuvastatin Calcium | 441 | 158 |
| Amlodipine Besylate | 360 | 107 |
| Levothyroxine Sodium | 214 | 54 |
| Metoprolol Succinate | 167 | 49 |
| Gabapentin | 163 | 42 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-25
- Last updated
- 2015-04-01
Frequently asked questions
- What is Gary Kershner's NPI number?
- Gary Kershner's National Provider Identifier (NPI) is 1518937234, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Kershner's specialty?
- Gary Kershner is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Kershner located?
- Gary Kershner's practice location on file with NPPES is 1050 Galloping Hill Road, Union, NJ 07083.
- What is Gary Kershner's phone number?
- The practice phone number listed in the NPPES registry for Gary Kershner is (908) 688-4845.
- Does Gary Kershner accept Medicare?
- Gary Kershner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gary Kershner's NPI active?
- Yes — Gary Kershner's NPI (1518937234) is active in the NPPES registry as of the last update on 2015-04-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.