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DR. STEVEN A HEMMERDINGER M.D.
NPI 1174749733
Otolaryngology - Sleep Medicine in Ardsley, NY

Active since April 18, 2007PECOS EnrolledAccepts Medicare Assignment
1055 SAW MILL RIVER RD, SUITE 101, ARDSLEY, NY 10502(914) 693-7636 Get Directions Write a Review

NPPES record last updated: July 6, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Steven A Hemmerdinger M.d. NPPES

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

DR. STEVEN A HEMMERDINGER M.D. (NPI 1174749733) is an individual sleep medicine provider in Ardsley, New York, licensed in New York (230557) and active in the NPI registry since April 2007. He is enrolled in Medicare PECOS, is affiliated with Good Samaritan Hospital Of Suffern, and is a graduate of New York University School Of Medicine (2002).

NPPES Registry Identity

NPI1174749733
Entity TypeIndividualMale
Primary Taxonomy207YS0012X
Provider Legal NameDR. STEVEN A HEMMERDINGERCredential: M.D.
Location Address1055 SAW MILL RIVER RD, SUITE 101Ardsley, NY 10502-1045
Mailing Address1 The HamletPelham, NY 10803-3052
Phone(914) 693-7636
Sole ProprietorNo
Medical School CMSNew York University School Of MedicineGraduated 2002
Enumeration DateApril 18, 2007
Last NPPES UpdateJuly 6, 2021
NPPES CertifiedJuly 6, 2021
✔ NPI 1174749733 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOtolaryngology · Sleep MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207YS0012X
License✔ Licensed in NY · 230557
Definition
An Otolaryngologist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.
1055 SAW MILL RIVER RD, Ardsley, NY 10502
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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

Dr. Steven A Hemmerdinger 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 ID7618069709
PECOS Enrollment IDI20070821000278
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.

Removal of impacted ear wax 69210
Impacted ear wax removal is a safe procedure to clear blockages in the ear canal caused by hardened ear wax. A healthcare professional uses specialized tools or a gentle irrigation method to loosen and remove the wax, improving hearing and alleviating discomfort.
153 services134 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.
147 services122 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.
134 services134 patients
Diagnostic exam of nasal passages using an endoscope 31231
A diagnostic exam of nasal passages using an endoscope is a non-invasive procedure. A small, flexible tube with a light and camera at the end, called an endoscope, is inserted into the nose. This allows the doctor to view the nasal passages and sinuses, helping to identify any issues.
77 services64 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.
55 services55 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.
41 services37 patients

Hospital Affiliations CMS Care Compare 2

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

Good Samaritan Hospital Of Suffern

Acute Care Hospitals · Suffern, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number330158
Location255 Lafayette AvenueSuffern, NY 10901 · Rockland County
Emergency services Birthing friendly

Westchester Medical Center

Acute Care Hospitals · Valhalla, NY
1/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number330234
Location100 Woods RdValhalla, NY 10595 · Westchester County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10502 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
$117.62 typical visit price
range $21.66 – $164.45
Typical copayment $29.40 (range $5.41 – $41.11)
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.

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.

PREMIER PHYSICIANS AND SURGEONS, PLLC
Otolaryngology
1055 SAW MILL RIVER RD, SUITE 101
ARDSLEY, NY 10502
Westchester County (914) 693-7636
H D REDDY MD
Internal Medicine
1055 SAW MILL RIVER RD, 211
ARDSLEY, NY 10502
Westchester County (914) 693-3633
ENT PHYSICIANS AND SURGEONS, LLP
Otolaryngology (Otology & Neurotology)
1055 SAW MILL RIVER RD, SUITE 101
ARDSLEY, NY 10502
Westchester County (914) 693-7636
ENT FACULTY PRACTICE LLP
Otolaryngology (Otolaryngology/Facial Plastic Surgery)
1055 SAW MILL RIVER RD, SUITE 101
ARDSLEY, NY 10502
Westchester County (914) 693-7636
ALEXANDRA KAPLAN CORWIN
Dietitian, Registered
1055 SAW MILL RIVER RD, SUITE 208
ARDSLEY, NY 10502
Westchester County (914) 693-7191
CRAIG ELLIOT BERZOFSKY MD
Otolaryngology
1055 SAW MILL RIVER RD, SUITE 101
ARDSLEY, NY 10502
Westchester County (914) 693-7636
CRAIG H ZALVAN, MD PC
Otolaryngology
1055 SAW MILL RIVER RD, SUITE 101
ARDSLEY, NY 10502
Westchester County (914) 693-7636
PAM P GREENSPAN AU.D.
Audiologist
1055 SAW MILL RIVER RD, SUITE 101
ARDSLEY, NY 10502
Westchester County (914) 693-7636

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 Steven Hemmerdinger's NPI number?

The NPI number for Steven Hemmerdinger is 1174749733. It was assigned to this individual provider in the NPPES registry on April 18, 2007.

Where is Steven Hemmerdinger located?

Steven Hemmerdinger practices at 1055 Saw Mill River Rd Suite 101, Ardsley, NY 10502. The listed phone number is (914) 693-7636.

What is Steven Hemmerdinger's specialty?

The primary specialty registered for this NPI is Otolaryngology, specializing in Sleep Medicine, with taxonomy code 207YS0012X.

Is Steven Hemmerdinger enrolled in Medicare?

Yes. Steven Hemmerdinger 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 Steven Hemmerdinger affiliated with any hospitals?

According to CMS data, Steven Hemmerdinger is affiliated with Good Samaritan Hospital Of Suffern and Westchester Medical Center.

When was this NPI record last updated?

The NPPES record for Steven Hemmerdinger was last updated on July 6, 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.