1. Home
  2. Directory
  3. New York
  4. Syosset
  5. Internal Medicine
  6. NPI Profile

MARK ROBERT KAHN
NPI 1134443112
Internal Medicine in Syosset, NY

Active since March 20, 2010PECOS EnrolledAccepts Medicare Assignment
95.81/100
CMS Quality Rating
175 JERICHO TPKE, STE 204, SYOSSET, NY 11791(516) 496-4141(516) 496-4393 Get Directions Write a Review

NPPES record last updated: January 22, 2016. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Mark Robert Kahn NPPES

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

MARK ROBERT KAHN (NPI 1134443112) is an individual internal medicine provider in Syosset, New York, licensed in New York (265075) and active in the NPI registry since March 2010. He is enrolled in Medicare PECOS, is affiliated with North Shore University Hospital, and is a graduate of Icahn School Of Medicine At Mount Sinai (2010).

NPPES Registry Identity

NPI1134443112
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMARK ROBERT KAHN
Location Address175 JERICHO TPKE, STE 204Syosset, NY 11791-4538
Mailing Address175 Jericho Tpke, Ste 204Syosset, NY 11791-4538
Phone(516) 496-4141
Fax(516) 496-4393
Sole ProprietorNo
Medical School CMSIcahn School Of Medicine At Mount SinaiGraduated 2010
Enumeration DateMarch 20, 2010
Last NPPES UpdateJanuary 22, 2016
✔ NPI 1134443112 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 265075
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License 265075 (NY)
175 JERICHO TPKE, Syosset, NY 11791
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

Mark Robert Kahn 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 ID6507155561
PECOS Enrollment IDI20160513000905
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.

Electrocardiogram (ecg) 1 to 3 leads with review by physician only 93042
An Electrocardiogram (ECG) is a non-invasive test that records the electrical activity of your heart. 1 to 3 leads or sensors are placed on your body to capture this data. A physician then reviews the results to evaluate your heart's health.
4,973 services825 patients
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.
3,650 services709 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.
1,039 services682 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.
886 services713 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
364 services349 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.
179 services167 patients

Hospital Affiliations CMS Care Compare 3

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

North Shore University Hospital

Acute Care Hospitals · Manhasset, NY
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330106
Location300 Community DriveManhasset, NY 11030 · Nassau County
Emergency services Birthing friendly

Plainview Hospital

Acute Care Hospitals · Plainview, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330331
Location888 Old Country RoadPlainview, NY 11803 · Nassau County
Emergency services

Chsli St Joseph Hospital

Acute Care Hospitals · Bethpage, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330332
Location4295 Hempstead TurnpikeBethpage, NY 11714 · Nassau County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11791 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.

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.

95.81/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Individually scored
Quality88.33
Improvement Activities40
Cost69.53

Reported Quality Measures

Atrial Fibrillation and Atrial Flutter: Chronic Anticoagulation Therapy
100%21 patients5/55-star benchmark: 100%
Controlling High Blood Pressure
90%21 patients4/55-star benchmark: 98%
Coronary Artery Disease (CAD): Antiplatelet Therapy
100%21 patients5/55-star benchmark: 100%
Documentation of Current Medications in the Medical Record
100%1,731 patients5/55-star benchmark: 100%
Heart Failure (HF): Beta-Blocker Therapy for Left Ventricular Systolic Dysfunction (LVSD)
100%21 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

MR. ROBERT WILLIAM FASANO LMSW
Social Worker (Clinical)
175 JERICHO TPKE, SUITE 115
SYOSSET, NY 11791
Nassau County (516) 359-0561
DR. GREGORY F. DAVIES DPM
Podiatrist
175 JERICHO TPKE, SUITE 300
SYOSSET, NY 11791
Nassau County (516) 496-7676
MARIANNE YOUNG PHYSICIAN PC
Internal Medicine
175 JERICHO TPKE
SYOSSET, NY 11791
Nassau County (631) 249-2242
SYOSSET ENDOCRINOLOGY PC
Internal Medicine (Endocrinology, Diabetes & Metabolism)
175 JERICHO TPKE, SUITE 204
SYOSSET, NY 11791
Nassau County (631) 271-9151
DR. MARIANNE YOUNG M.D.
Internal Medicine
175 JERICHO TPKE, SUITE 204
SYOSSET, NY 11791
Nassau County (631) 249-2242
NORTH SHORE DIAGNOSTICS
Chiropractor
175 JERICHO TPKE, SUITE 102
SYOSSET, NY 11791
Nassau County (516) 364-3393
DR GREG DAVIES & DR SHARONE STERN
Podiatrist (Foot Surgery)
175 JERICHO TPKE, SUITE 300
SYOSSET, NY 11791
Nassau County (516) 496-7676
DIABETES AND ENDOCRINE CARE OF LONG ISLAND PLLC
Internal Medicine (Endocrinology, Diabetes & Metabolism)
175 JERICHO TPKE, SUITE 300
SYOSSET, NY 11791
Nassau County (516) 496-1616

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 Mark Kahn's NPI number?

The NPI number for Mark Kahn is 1134443112. It was assigned to this individual provider in the NPPES registry on March 20, 2010.

Where is Mark Kahn located?

Mark Kahn practices at 175 Jericho Tpke Ste 204, Syosset, NY 11791. The listed phone number is (516) 496-4141.

What is Mark Kahn's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mark Kahn enrolled in Medicare?

Yes. Mark Kahn 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 Mark Kahn affiliated with any hospitals?

According to CMS data, Mark Kahn is affiliated with North Shore University Hospital, Plainview Hospital and Chsli St Joseph Hospital.

When was this NPI record last updated?

The NPPES record for Mark Kahn was last updated on January 22, 2016. NPI Profile syncs with the weekly NPPES data releases published by CMS; the most recent full sync was completed on July 26, 2026. Anyone can also request an on-demand re-check of this record against the live CMS registry, directly from this page.