Maria Sayi, APN
NPI 1497203434 · Primary Care Nurse Practitioner · Chicago, IL
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Sayi, APN is a Primary Care Nurse Practitioner provider in Chicago, IL (NPI 1497203434).
Provider details
- NPI number
- 1497203434
- Entity type
- Individual
- Primary specialty
- Primary Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APN
- Sex
- Female
- Sole proprietor
- No
- License
- 209014809 (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 tenure25% of score
9 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
127 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) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 91 | $64 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 22 | $92 |
| Nursing Facility Discharge Management, More Than 30 Minutes99316 | 14 | $112 |
Typical Medicare-allowed amounts for these services range $64–$112 (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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Potassium Chloride | 49 | 11 |
| Atorvastatin Calcium | 43 | 11 |
| Apixabanbrand: Eliquis | 26 | — |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 25 | — |
| Metoprolol Succinate | 21 | — |
| Furosemide | 20 | — |
| Sitagliptin Phosphate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$71 across 1 record (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
- 2016-09-20
- Last updated
- 2016-09-20
Frequently asked questions
- What is Maria Sayi's NPI number?
- Maria Sayi's National Provider Identifier (NPI) is 1497203434, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Sayi's specialty?
- Maria Sayi is listed in the NPPES registry with a primary specialty of Primary Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Maria Sayi located?
- Maria Sayi's practice location on file with NPPES is 3445 N Central Ave Ste C, Chicago, IL 60634-4420.
- What is Maria Sayi's phone number?
- The practice phone number listed in the NPPES registry for Maria Sayi is (773) 205-0800.
- Does Maria Sayi accept Medicare?
- Maria Sayi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Sayi's NPI active?
- Yes — Maria Sayi's NPI (1497203434) is active in the NPPES registry as of the last update on 2016-09-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.