Anna Marie Sioson, CNP
NPI 1528402856 · Family Nurse Practitioner · Lake Forest, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anna Marie Sioson, CNP is a Family Nurse Practitioner provider in Lake Forest, IL (NPI 1528402856).
Provider details
- NPI number
- 1528402856
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CNP
- Sex
- Female
- Sole proprietor
- No
- License
- 209009885 (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 tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
7 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
173 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 60 | $78 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 32 | $101 |
| Administration of Influenza Virus VaccineG0008 | 27 | $33 |
| Admn Sarscov2 Vacc 1 Dose90480 | 22 | $44 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 18 | $115 |
| Urinalysis, Manual Test81002 | 14 | $2 |
Practice location
Mailing address
Additional practice locations (6)
- 360 Station DrCrystal Lake, IL 60014Phone: (815) 338-6600Fax: (815) 455-8044
- 10350 Haligus RdHuntley, IL 60142-9545Phone: (815) 338-6600Fax: (847) 802-7112
- 500 N Western AveLake Forest, IL 60045-1954Phone: (847) 810-5991
- 520 N Western AveLake Forest, IL 60045-1920Phone: (847) 810-5990
- 2507 N Richmond RdMchenry, IL 60051-5407Phone: (815) 338-6600Fax: (815) 385-3255
- 1925 Huntley RdWest Dundee, IL 60118-9301Phone: (815) 338-6600Fax: (847) 426-5162
Registry dates
- Enumerated
- 2013-04-17
- Last updated
- 2022-01-22
- Certified
- 2022-01-22
Frequently asked questions
- What is Anna Marie Sioson's NPI number?
- Anna Marie Sioson's National Provider Identifier (NPI) is 1528402856, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anna Marie Sioson's specialty?
- Anna Marie Sioson is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Anna Marie Sioson located?
- Anna Marie Sioson's practice location on file with NPPES is 520 N Western Ave, Lake Forest, IL 60045.
- What is Anna Marie Sioson's phone number?
- The practice phone number listed in the NPPES registry for Anna Marie Sioson is (847) 810-5990.
- Does Anna Marie Sioson accept Medicare?
- Anna Marie Sioson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anna Marie Sioson's NPI active?
- Yes — Anna Marie Sioson's NPI (1528402856) is active in the NPPES registry as of the last update on 2022-01-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.