Sarah Maas, APN, FNP-BC
NPI 1942619762 · Family Nurse Practitioner · Rockford, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sarah Maas, APN, FNP-BC is a Family Nurse Practitioner provider in Rockford, IL (NPI 1942619762).
Provider details
- NPI number
- 1942619762
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APN, FNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 209.011742 (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
11 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
67 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 | 41 | $104 |
| Residence Visit for Established Patient With High Level of Medical Decision Making, Per Day, If Using Time, at Least 60 Minutes99350 | 26 | $152 |
Typical Medicare-allowed amounts for these services range $104–$152 (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 · 97 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 284 | 27 |
| Atorvastatin Calcium | 224 | 25 |
| Potassium Chloride | 183 | 22 |
| Levothyroxine Sodium | 174 | 17 |
| Sertraline Hcl | 135 | 14 |
| Omeprazole | 134 | 14 |
| Furosemide | 125 | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-08-06
- Last updated
- 2023-01-25
- Certified
- 2023-01-25
Frequently asked questions
- What is Sarah Maas's NPI number?
- Sarah Maas's National Provider Identifier (NPI) is 1942619762, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sarah Maas's specialty?
- Sarah Maas is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sarah Maas located?
- Sarah Maas's practice location on file with NPPES is 4215 Newburg Rd, Rockford, IL 61108-6479.
- What is Sarah Maas's phone number?
- The practice phone number listed in the NPPES registry for Sarah Maas is (815) 988-8500.
- Does Sarah Maas accept Medicare?
- Sarah Maas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sarah Maas's NPI active?
- Yes — Sarah Maas's NPI (1942619762) is active in the NPPES registry as of the last update on 2023-01-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.