Curtis Johnston, D.O.
NPI 1871943308 · Family Medicine Physician · Springfield, IL
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Curtis Johnston, D.O. is a Family Medicine Physician provider in Springfield, IL (NPI 1871943308).
Provider details
- NPI number
- 1871943308
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 036.149998 (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
10 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
413 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 | 267 | $76 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 78 | $78 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 68 | $127 |
Typical Medicare-allowed amounts for these services range $76–$127 (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 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 80 | 19 |
| Amlodipine Besylate | 53 | 16 |
| Lisinopril | 51 | 15 |
| Atorvastatin Calcium | 44 | 15 |
| Metformin Hcl | 41 | 12 |
| Famotidine | 38 | — |
| Gabapentin |
Practice location
Mailing address
Additional practice locations (1)
- 102 W Kenwood Ave Ste 100Decatur, IL 62526-4379Phone: (217) 872-3800Fax: (217) 872-0849
Registry dates
- Enumerated
- 2016-06-15
- Last updated
- 2025-03-20
- Certified
- 2025-03-20
Frequently asked questions
- What is Curtis Johnston's NPI number?
- Curtis Johnston's National Provider Identifier (NPI) is 1871943308, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Curtis Johnston's specialty?
- Curtis Johnston is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Curtis Johnston located?
- Curtis Johnston's practice location on file with NPPES is 520 N 4th St, Springfield, IL 62702-5238.
- What is Curtis Johnston's phone number?
- The practice phone number listed in the NPPES registry for Curtis Johnston is (217) 545-8000.
- Does Curtis Johnston accept Medicare?
- Curtis Johnston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Curtis Johnston's NPI active?
- Yes — Curtis Johnston's NPI (1871943308) is active in the NPPES registry as of the last update on 2025-03-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.