Ann Altgilbers, APRN
NPI 1447638887 · Family Nurse Practitioner · Maryville, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ann Altgilbers, APRN is a Family Nurse Practitioner provider in Maryville, IL (NPI 1447638887).
Provider details
- NPI number
- 1447638887
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 209.012774 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,329 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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 | 384 | $105 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 359 | $3 |
| Hemoglobin A1c Level83036 | 316 | $9 |
| Continuous Monitoring of Blood Sugar Level in Tissue Fluid Using Sensor Under Skin With Interpretation and Report95251 | 247 | $28 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 23 | $135 |
Typical Medicare-allowed amounts for these services range $3–$135 (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 · 57 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Semaglutidebrand: Ozempic | 315 | 94 |
| Dapagliflozin Propanediolbrand: Farxiga | 211 | 54 |
| Empagliflozinbrand: Jardiance | 209 | 64 |
| Tirzepatidebrand: Mounjaro | 161 | 33 |
| Metformin Hcl | 158 | 49 |
| Insulin Regular, Humanbrand: Humulin R U-500 Kwikpen | 113 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,474 across 63 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2015-05-18
- Last updated
- 2021-08-26
- Certified
- 2021-08-26
Frequently asked questions
- What is Ann Altgilbers's NPI number?
- Ann Altgilbers's National Provider Identifier (NPI) is 1447638887, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann Altgilbers's specialty?
- Ann Altgilbers is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ann Altgilbers located?
- Ann Altgilbers's practice location on file with NPPES is 2133 Vadalabene Dr Ste 1, Maryville, IL 62062-5839.
- What is Ann Altgilbers's phone number?
- The practice phone number listed in the NPPES registry for Ann Altgilbers is (618) 288-4350.
- Does Ann Altgilbers accept Medicare?
- Ann Altgilbers is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ann Altgilbers's NPI active?
- Yes — Ann Altgilbers's NPI (1447638887) is active in the NPPES registry as of the last update on 2021-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.