Sarah Mahler, APRN, NP-C
NPI 1831691765 · Nurse Practitioner · Springfield, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Mahler, APRN, NP-C is a Nurse Practitioner provider in Springfield, IL (NPI 1831691765).
Provider details
- NPI number
- 1831691765
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN, NP-C
- Sex
- Female
- Sole proprietor
- No
- License
- 377.002817 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
446 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) |
|---|---|---|
| Residence Visit for Established Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99349 | 256 | $107 |
| Removal of Skin and Tissue, 20.0 Sq Cm Or Less11042 | 116 | $106 |
| Residence Visit for Established Patient With High Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99350 | 26 | $157 |
| Residence Visit for New Patient With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99344 | 24 | $120 |
| Residence Visit for Established Patient With Low Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99348 | 24 | $64 |
Typical Medicare-allowed amounts for these services range $64–$157 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-03-07
- Last updated
- 2024-05-29
- Certified
- 2024-05-29
Frequently asked questions
- What is Sarah Mahler's NPI number?
- Sarah Mahler's National Provider Identifier (NPI) is 1831691765, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Mahler's specialty?
- Sarah Mahler is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sarah Mahler located?
- Sarah Mahler's practice location on file with NPPES is 2501 Chatham Rd Ste R, Springfield, IL 62704-4188.
- What is Sarah Mahler's phone number?
- The practice phone number listed in the NPPES registry for Sarah Mahler is (815) 355-4836.
- Does Sarah Mahler accept Medicare?
- Sarah Mahler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Mahler's NPI active?
- Yes — Sarah Mahler's NPI (1831691765) is active in the NPPES registry as of the last update on 2024-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.