WILLIAM SLATER M.D.
NPI 1376531087
Internal Medicine - Cardiovascular Disease in New York, NY

Q: What is William Slater's NPI number?

The NPI number for William Slater is 1376531087. It was assigned to this individual provider in the NPPES registry on October 7, 2005.

Q: What is William Slater's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for William Slater was last updated on April 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since October 07, 2005PECOS EnrolledAccepts Medicare Assignment

84.47/100

CMS Quality Rating

530 1ST AVE # 9U, NEW YORK, NY 10016(212) 263-7463 Get Directions Write a Review

NPPES record last updated: April 2, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About William Slater M.d. NPPES

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

WILLIAM SLATER M.D. (NPI 1376531087) is an individual cardiovascular disease provider in New York, New York, licensed in New York (142165) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Bellevue Hospital Center, and maintains a secondary practice location in New York.

NPPES Registry Identity

NPI1376531087

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameWILLIAM SLATERCredential: M.D.

Location Address530 1ST AVE # 9UNew York, NY 10016-6402

Mailing Address550 1st Ave, Hw244New York, NY 10016-6402 · (212) 263-5667

Phone(212) 263-7463

Sole ProprietorNo

Medical School CMSHarvard Medical SchoolGraduated 1978

Enumeration DateOctober 7, 2005

Last NPPES UpdateApril 2, 2021

NPPES CertifiedApril 2, 2021

✔ NPI 1376531087 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 · 142165

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.

530 1ST AVE # 9U, New York, NY 10016

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Secondary Practice Location 1

Location 1550 1st Ave, HW244New York, NY 10016-6402 · Phone (212) 263-5667

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

William Slater 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 ID6305035882

PECOS Enrollment IDI20110114000113

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 11

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.

1,460 services1,084 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.

904 services719 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.

571 services451 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.

83 services83 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

66 services65 patients

Heart rhythm review and interpretation of continous external ekg over 8-15 days 93248

This service involves wearing a device for 8-15 days that continuously records your heart's electrical activity. It helps in identifying irregular heart rhythms. The recorded data is then reviewed and interpreted by a healthcare professional for any abnormalities.

64 services64 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

32 services32 patients

Heart rhythm recording of continous external ekg over 8-15 days 93246

A heart rhythm recording is a non-invasive procedure where a small device, attached externally, monitors your heart's electrical activity for 8-15 days. It helps detect irregular heart rhythms, assess heart rate, and guide treatment decisions. It's safe, painless, and can be done during normal daily activities.

22 services22 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

19 services19 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.

14 services12 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

12 services12 patients

Hospital Affiliations CMS Care Compare 2

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

Bellevue Hospital Center

Acute Care Hospitals · New York, NY

2/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number330204

Location462 First AvenueNew York, NY 10016 · New York County

Emergency services Birthing friendly

Nyu Langone Hospitals

Acute Care Hospitals · New York, NY

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330214

Location550 First AvenueNew York, NY 10016 · New York County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10016 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

$150.24 typical visit price

range $65.69 – $198.19

Typical copayment $37.56 (range $16.42 – $49.54)

Most-billed visit code 99204

Established Patient

$81.44 typical visit price

range $21.20 – $160.66

Typical copayment $20.36 (range $5.30 – $40.16)

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.

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.

84.47/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

93.33

Promoting Interoperability

100

Improvement Activities

Cost

54.91

Other Providers at the Same Location NPPES 3

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

DR. ANAIS HAUSVATER M.D.

Internal Medicine (Cardiovascular Disease)

530 1ST AVE # 9U
NEW YORK, NY 10016

New York County (212) 263-7751

JAMES SLATER M.D.

Internal Medicine (Interventional Cardiology)

530 1ST AVE # 9U
NEW YORK, NY 10016

New York County (212) 263-7751

BRENDA YU AGACNP

Nurse Practitioner (Acute Care)

530 1ST AVE # 9U
NEW YORK, NY 10016

New York County (212) 263-7751

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 William Slater's NPI number?

The NPI number for William Slater is 1376531087. It was assigned to this individual provider in the NPPES registry on October 7, 2005.

Where is William Slater located?

William Slater practices at 530 1st Ave # 9U, New York, NY 10016. The listed phone number is (212) 263-7463.

What is William Slater's specialty?

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

Is William Slater enrolled in Medicare?

Yes. William Slater 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 William Slater affiliated with any hospitals?

According to CMS data, William Slater is affiliated with Bellevue Hospital Center and Nyu Langone Hospitals.

When was this NPI record last updated?

The NPPES record for William Slater was last updated on April 2, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.