ASHLEY MIERKOWSKI
NPI 1699438697
Nurse Practitioner - Family in New York, NY

Active since October 16, 2021PECOS EnrolledAccepts Medicare Assignment
88.92/100
CMS Quality Rating
1275 YORK AVE, NEW YORK, NY 10065(212) 639-2000 Get Directions Write a Review

NPPES record last updated: October 16, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ashley Mierkowski NPPES

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

ASHLEY MIERKOWSKI (NPI 1699438697) is an individual family provider in New York, New York, licensed in New York (348695) and active in the NPI registry since October 2021. She is enrolled in Medicare PECOS, is affiliated with Ssm Health Saint Louis University Hospital, and is a graduate of University Of Missouri, Columbia School Of Medicine (2021).

NPPES Registry Identity

NPI1699438697
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameASHLEY MIERKOWSKI
Location Address1275 YORK AVENew York, NY 10065-6007
Mailing Address3641 Admiralton DrBridgeton, MO 63044-2831
Sole ProprietorNo
Medical School CMSUniversity Of Missouri, Columbia School Of MedicineGraduated 2021
Enumeration DateOctober 16, 2021
NPPES CertifiedOctober 16, 2021
NPI 1699438697 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in NY · 348695
1275 YORK AVE, New York, NY 10065

Accepted Insurance

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

Ashley Mierkowski 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 ID4981096211
PECOS Enrollment IDI20230218000223
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 6

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 hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
65 services34 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
63 services38 patients
Advance care planning, first 30 minutes 99497
Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.
62 services46 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
59 services59 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
18 services18 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
16 services14 patients

Hospital Affiliations CMS Care Compare

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

Ssm Health Saint Louis University Hospital

Acute Care Hospitals · Saint Louis, MO
1/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number260105
Location3635 Vista AveSaint Louis, MO 63110 · St. Louis City County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10065 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
$102.04 typical visit price
range $65.69 – $198.19
Typical copayment $25.51 (range $16.42 – $49.54)
Most-billed visit code 99203
Established Patient
$114.88 typical visit price
range $21.20 – $160.66
Typical copayment $28.72 (range $5.30 – $40.16)
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.

88.92/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality84.72
Promoting Interoperability100
Improvement Activities40
Cost45.01

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.

Nurse Practitioner (Adult Health)
1275 YORK AVE
NEW YORK, NY 10065
Nurse Practitioner (Acute Care)
1275 YORK AVE
NEW YORK, NY 10065
Nurse Practitioner (Adult Health)
1275 YORK AVE
NEW YORK, NY 10065
Nurse Practitioner (Pediatrics)
1275 YORK AVE
NEW YORK, NY 10065
Nurse Practitioner (Adult Health)
1275 YORK AVE
NEW YORK, NY 10065
Internal Medicine (Hematology & Oncology)
1275 YORK AVE
NEW YORK, NY 10065
Nurse Practitioner (Adult Health)
1275 YORK AVE
NEW YORK, NY 10065
Special Hospital
1275 YORK AVE, MEMORIAL SLOAN KETTERING CANCER CENTRE
NEW YORK, NY 10065

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 Ashley Mierkowski's NPI number?

The NPI number for Ashley Mierkowski is 1699438697. It was assigned to this individual provider in the NPPES registry on October 16, 2021.

Where is Ashley Mierkowski located?

Ashley Mierkowski practices at 1275 York Ave, New York, NY 10065. The listed phone number is (212) 639-2000.

What is Ashley Mierkowski's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Ashley Mierkowski enrolled in Medicare?

Yes. Ashley Mierkowski 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.

What insurance does Ashley Mierkowski accept?

Health plans from Anthem Blue Cross and Blue Shield and Oscar Insurance Company list Ashley Mierkowski as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Ashley Mierkowski affiliated with any hospitals?

According to CMS data, Ashley Mierkowski is affiliated with Ssm Health Saint Louis University Hospital.

When was this NPI record last updated?

The NPPES record for Ashley Mierkowski was last updated on October 16, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.