Joanna Younker, D.O.
NPI 1114278124 · Family Medicine Physician · Jefferson City, MO
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna Younker, D.O. is a Family Medicine Physician provider in Jefferson City, MO (NPI 1114278124).
Provider details
- NPI number
- 1114278124
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 2017020529 (MO)
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 tenure28% of score
13 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
457 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 | 291 | $92 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 91 | $63 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 75 | $124 |
Typical Medicare-allowed amounts for these services range $63–$124 (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 · 144 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 304 | 75 |
| Atorvastatin Calcium | 241 | 68 |
| Lisinopril | 238 | 65 |
| Amlodipine Besylate | 208 | 54 |
| Losartan Potassium | 197 | 55 |
| Omeprazole | 188 | 58 |
| Pantoprazole Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-10-01
- Last updated
- 2020-07-28
- Certified
- 2020-07-28
Frequently asked questions
- What is Joanna Younker's NPI number?
- Joanna Younker's National Provider Identifier (NPI) is 1114278124, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Younker's specialty?
- Joanna Younker is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Joanna Younker located?
- Joanna Younker's practice location on file with NPPES is 2511 W Edgewood Dr Ste G, Jefferson City, MO 65109-5869.
- What is Joanna Younker's phone number?
- The practice phone number listed in the NPPES registry for Joanna Younker is (573) 761-0458.
- Does Joanna Younker accept Medicare?
- Joanna Younker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna Younker's NPI active?
- Yes — Joanna Younker's NPI (1114278124) is active in the NPPES registry as of the last update on 2020-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.