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DR. AIMEE COWAN M.D.
NPI 1093040610
Internal Medicine - Cardiovascular Disease in Roslyn, NY

Active since October 15, 2009PECOS EnrolledAccepts Medicare Assignment
100 PORT WASHINGTON BLVD, ROSLYN, NY 11576(516) 562-6000 Get Directions Write a Review

NPPES record last updated: November 14, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Aimee Cowan M.d. NPPES

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

DR. AIMEE COWAN M.D. (NPI 1093040610) is an individual cardiovascular disease provider in Roslyn, New York, licensed in New York (251638) and active in the NPI registry since October 2009. She is enrolled in Medicare PECOS, is affiliated with St Francis Hospital - The Heart Center, and is a graduate of State University Of New York At Buffalo School Of Medicine (2006).

NPPES Registry Identity

NPI1093040610
Entity TypeIndividualFemale
Primary Taxonomy207RC0000X
Provider Legal NameDR. AIMEE COWANCredential: M.D.
Location Address100 PORT WASHINGTON BLVDRoslyn, NY 11576-1347
Mailing Address24 Snapdragon LnRoslyn Heights, NY 11577-2534 · (917) 612-6290
Phone(516) 562-6000
Sole ProprietorYes
Medical School CMSState University Of New York At Buffalo School Of MedicineGraduated 2006
Enumeration DateOctober 15, 2009
Last NPPES UpdateNovember 14, 2013
✔ NPI 1093040610 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in NY · 251638
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
100 PORT WASHINGTON BLVD, Roslyn, NY 11576
Open in Google Maps ↗

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Aimee Cowan M.d. 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 ID9739339342
PECOS Enrollment IDI20140314001292
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Aimee Cowan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Chs Physician Partners, P.C
Same address
Cardiovascular Disease
100 PORT WASHINGTON BLVD, SUITE 105
Roslyn, NY 11576
  • Reassigned Medicare billing, New York enrollment
  • Medicare enrollment name: Chs Physician Partners PC
  • 944 clinicians in this Medicare group
NPI 1164585725 (516) 390-9640
St Francis Hospital
Same address
General Acute Care Hospital
100 PORT WASHINGTON BLVD
Roslyn, NY 11576
  • Reassigned Medicare billing, New York enrollment
  • 187 clinicians in this Medicare group
NPI 1205984580 (516) 338-5358

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 12

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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
1,038 services558 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
942 services515 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.
246 services86 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
143 services129 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.
76 services63 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
58 services58 patients

Hospital Affiliations CMS Care Compare 3

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

St Francis Hospital - The Heart Center

Acute Care Hospitals · Roslyn, NY
5/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number330182
Location100 Port Washington BoulevardRoslyn, NY 11576 · Nassau County
Emergency services

Mercy Medical Center

Acute Care Hospitals · Rockville Centre, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number330259
Location1000 North Village AvenueRockville Centre, NY 11570 · Nassau County
Emergency services Birthing friendly

Good Samaritan Hospital Medical Center

Acute Care Hospitals · West Islip, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number330286
Location1000 Montauk HighwayWest Islip, NY 11795 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11576 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
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

ERIN MARIE MARKEY R.N.,M.S.,APRN-BC
Nurse Practitioner (Acute Care)
100 PORT WASHINGTON BLVD
ROSLYN, NY 11576
Nassau County (516) 562-6351
DR. MENA YACOUB D.O
Internal Medicine (Clinical Cardiac Electrophysiology)
100 PORT WASHINGTON BLVD
ROSLYN, NY 11576
Nassau County (718) 689-0316
JULIA COHEN
Physician Assistant
100 PORT WASHINGTON BLVD
ROSLYN, NY 11576
Nassau County (516) 562-6000
PEDIATRIC CARDIOLOGY OF LI PC
Pediatrics (Pediatric Cardiology)
100 PORT WASHINGTON BLVD, SUITE 108
ROSLYN, NY 11576
Nassau County (516) 365-3340
PATRICK BRENNAN P.A.
Physician Assistant
100 PORT WASHINGTON BLVD
ROSLYN, NY 11576
Nassau County (516) 338-5358
KENNETH ZIELINSKI P.A.
Physician Assistant
100 PORT WASHINGTON BLVD
ROSLYN, NY 11576
Nassau County (516) 338-5358
DR. STEFAN MILTON MUEHLBAUER M.D., PHD
Emergency Medicine
100 PORT WASHINGTON BLVD, DEPT OF EMERGENCY MEDICINE
ROSLYN, NY 11576
Nassau County (165) 626-6055
MRS. MELISSA A MORELLI FNP-C
Nurse Practitioner (Family)
100 PORT WASHINGTON BLVD, ST. FRANCIS HOSPITAL EMERGENCY ROOM
ROSLYN, NY 11576
Nassau County (516) 562-6600

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 Aimee Cowan's NPI number?

The NPI number for Aimee Cowan is 1093040610. It was assigned to this individual provider in the NPPES registry on October 15, 2009.

Where is Aimee Cowan located?

Aimee Cowan practices at 100 Port Washington Blvd, Roslyn, NY 11576. The listed phone number is (516) 562-6000.

What is Aimee Cowan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Aimee Cowan enrolled in Medicare?

Yes. Aimee Cowan 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.

Which organizations bill Medicare for Aimee Cowan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Aimee Cowan reassigns Medicare benefits to 2 organizations: Chs Physician Partners, P.C (Roslyn, NY) and St Francis Hospital (Roslyn, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Aimee Cowan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Aimee Cowan affiliated with any hospitals?

According to CMS data, Aimee Cowan is affiliated with St Francis Hospital - The Heart Center, Mercy Medical Center and Good Samaritan Hospital Medical Center.

When was this NPI record last updated?

The NPPES record for Aimee Cowan was last updated on November 14, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.