John Korger, MD
NPI 1952315723 · Child & Adolescent Psychiatry Physician · Oshkosh, WI
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Korger, MD is a Child & Adolescent Psychiatry Physician provider in Oshkosh, WI (NPI 1952315723).
Provider details
- NPI number
- 1952315723
- Entity type
- Individual
- Primary specialty
- Child & Adolescent Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 32203 (WI)
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
75 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 48 | $66 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 27 | $104 |
Typical Medicare-allowed amounts for these services range $66–$104 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
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) |
|---|---|
| Quetiapine Fumaratebrand: Quetiapine Fumarate Er | 70 |
| Olanzapine | 60 |
| Clonazepam | 55 |
| Buspirone Hcl | 49 |
| Quetiapine Fumarate | 39 |
| Venlafaxine Hclbrand: Venlafaxine Hcl Er | 38 |
| Escitalopram Oxalate | 28 |
| Fluoxetine Hcl | 27 |
| Loxapine Succinate |
Practice location
Mailing address
Additional practice locations (1)
- 40 Jewelers Park DriveSuite 100Neenah, WI 54956Phone: (920) 720-9995Fax: (920) 720-9980
Registry dates
- Enumerated
- 2006-07-28
- Last updated
- 2023-11-08
- Certified
- 2023-11-08
Frequently asked questions
- What is John Korger's NPI number?
- John Korger's National Provider Identifier (NPI) is 1952315723, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Korger's specialty?
- John Korger is listed in the NPPES registry with a primary specialty of Child & Adolescent Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is John Korger located?
- John Korger's practice location on file with NPPES is 855 N Westhaven Dr, Oshkosh, WI 54904-7668.
- What is John Korger's phone number?
- The practice phone number listed in the NPPES registry for John Korger is (920) 303-8700.
- Does John Korger accept Medicare?
- John Korger is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Korger's NPI active?
- Yes — John Korger's NPI (1952315723) is active in the NPPES registry as of the last update on 2023-11-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.