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MARIA WINSOR AGNP-C
NPI 1528593928
Nurse Practitioner - Adult Health in Saint Louis, MO

Active since April 24, 2017PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
6400 CLAYTON RD, SAINT LOUIS, MO 63117(314) 647-6666 Get Directions Write a Review

NPPES record last updated: October 2, 2019. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Oct 2, 2019, May 31, 2017, Apr 24, 2017 (3 updates tracked since 2017).

About Maria Winsor Agnp-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARIA WINSOR AGNP-C (NPI 1528593928) is an individual adult health provider in Saint Louis, Missouri, licensed in Missouri (2016036106) and active in the NPI registry since April 2017. She is enrolled in Medicare PECOS, is affiliated with Anderson Hospital, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1528593928
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameMARIA WINSORCredential: AGNP-C
Location Address6400 CLAYTON RDSaint Louis, MO 63117-1850
Mailing Address6400 Clayton Rd Ste 303Saint Louis, MO 63117-1850 · (314) 647-6666
Phone(314) 647-6666
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateApril 24, 2017
Last NPPES UpdateOctober 2, 20193 updates tracked since enumeration
✔ NPI 1528593928 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
Licenses✔ Licensed in MO · 2016036106✔ Licensed in IL · 209015720
6400 CLAYTON RD, Saint Louis, MO 63117
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Maria Winsor Agnp-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7416224118
PECOS Enrollment IDI20210712001269
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308
A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.
421 services105 patients
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308
A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.
174 services37 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
157 services100 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
94 services34 patients
Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 99305
An initial nursing facility visit per day is a service where a healthcare professional spends about 35 minutes assessing a patient's health status. This includes reviewing medical history, conducting a physical exam, and developing a care plan based on the patient's needs.
44 services38 patients
Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 99310
A follow-up nursing facility visit is a routine check-up that typically lasts about 35 minutes. During this visit, your health status is evaluated, any changes in your condition are noted, and necessary adjustments to your care plan are made. It's an essential part of maintaining your health.
31 services29 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Anderson Hospital

Acute Care Hospitals · Maryville, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140289
Location6800 State Route 162Maryville, IL 62062 · Madison County
Emergency services Birthing friendly

Community Hospital Of Staunton

Critical Access Hospitals · Staunton, IL
OwnershipVoluntary non-profit - Private
CMS Certification Number141306
Location400 N Caldwell StStaunton, IL 62088 · Macoupin County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63117 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
2 suppliers13 claims13 services$37.35 avg. paid by Medicare
Patient lift, hydraulic or mechanical, includes any seat, sling, strap(s) or pad(s) E0630
DME-Other DME · category DE000N
2 suppliers13 claims13 services$36.57 avg. paid by Medicare
Standard wheelchair K0001
DME-Wheelchairs · category DD000N
1 supplier15 claims15 services$17.59 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ALLEN M JACOBS DPM
Podiatrist (Foot & Ankle Surgery)
6400 CLAYTON RD, STE 402
SAINT LOUIS, MO 63117
St. Louis County (314) 367-6545
DR. PIOTR KULIKOWSKI MD
Internal Medicine
6400 CLAYTON RD, STE 303
SAINT LOUIS, MO 63117
St. Louis County (314) 647-6666
UMAR DAUD MD
Internal Medicine (Rheumatology)
6400 CLAYTON RD, SUITE 110
SAINT LOUIS, MO 63117
St. Louis County (314) 645-4434
JIANMEI LIU M.D.
Internal Medicine
6400 CLAYTON RD, SUITE 401
SAINT LOUIS, MO 63117
St. Louis County (314) 644-6500
DR. EDWARD W. HEIDBRIER MD PC
Internal Medicine (Geriatric Medicine)
6400 CLAYTON RD, STE 107
SAINT LOUIS, MO 63117
St. Louis County (314) 645-2810
JOEL RILEY M.D.
Internal Medicine (Gastroenterology)
6400 CLAYTON RD, SUITE 216
SAINT LOUIS, MO 63117
St. Louis County (314) 951-5368
CLAYTON SLEEP INSTITUTE, LLC
Clinic/Center
6400 CLAYTON RD, STE 303
SAINT LOUIS, MO 63117
St. Louis County (314) 645-5855
AHMAD CARDIOLOGY INC
Internal Medicine (Cardiovascular Disease)
6400 CLAYTON RD, SUITE 316
RICHMOND HEIGHTS, MO 63117
St. Louis County (314) 644-2333

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Maria Winsor's NPI number?

The NPI number for Maria Winsor is 1528593928. It was assigned to this individual provider in the NPPES registry on April 24, 2017.

Where is Maria Winsor located?

Maria Winsor practices at 6400 Clayton Rd, Saint Louis, MO 63117. The listed phone number is (314) 647-6666.

What is Maria Winsor's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Maria Winsor enrolled in Medicare?

Yes. Maria Winsor is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Maria Winsor affiliated with any hospitals?

According to CMS data, Maria Winsor is affiliated with Anderson Hospital and Community Hospital Of Staunton.

When was this NPI record last updated?

The NPPES record for Maria Winsor was last updated on October 2, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.