Benjamin Oesterling, DO
NPI 1306331384 · Family Medicine Physician · Springfield, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Benjamin Oesterling, DO is a Family Medicine Physician provider in Springfield, IL (NPI 1306331384).
Provider details
- NPI number
- 1306331384
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 125.072807 (IL)
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
8 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
345 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 131 | $73 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 67 | $118 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 57 | $103 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 35 | $84 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 21 | $106 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 69 | 15 |
| Atorvastatin Calcium | 58 | 20 |
| Lisinopril | 45 | 17 |
| Metformin Hcl | 43 | — |
| Omeprazole | 39 | 12 |
| Amlodipine Besylate | 35 | 12 |
| Metoprolol Succinate |
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-06-22
- Last updated
- 2018-06-22
Frequently asked questions
- What is Benjamin Oesterling's NPI number?
- Benjamin Oesterling's National Provider Identifier (NPI) is 1306331384, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benjamin Oesterling's specialty?
- Benjamin Oesterling is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Benjamin Oesterling located?
- Benjamin Oesterling's practice location on file with NPPES is 520 N 4th St, Springfield, IL 62702-5238.
- What is Benjamin Oesterling's phone number?
- The practice phone number listed in the NPPES registry for Benjamin Oesterling is (217) 545-8000.
- Does Benjamin Oesterling accept Medicare?
- Benjamin Oesterling is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Benjamin Oesterling's NPI active?
- Yes — Benjamin Oesterling's NPI (1306331384) is active in the NPPES registry as of the last update on 2018-06-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.