ALEX K WILLIAMSON M.D.
NPI 1659552438
Pathology - Anatomic Pathology & Clinical Pathology in New Hyde Park, NY

Q: What is Alex Williamson's NPI number?

The NPI number for Alex Williamson is 1659552438. It was assigned to this individual provider in the NPPES registry on November 20, 2007.

Q: What is Alex Williamson's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Q: When was this NPI record last updated?

The NPPES record for Alex Williamson was last updated on March 25, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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 November 20, 2007PECOS Enrolled

91.25/100

CMS Quality Rating

6 OHIO DR, SUITE #202, NEW HYDE PARK, NY 11042(516) 304-7265 Get Directions Write a Review

NPPES record last updated: March 25, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Alex K Williamson M.d. NPPES

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

ALEX K WILLIAMSON M.D. (NPI 1659552438) is an individual anatomic pathology & clinical pathology provider in New Hyde Park, New York, licensed in New York (2566821) and active in the NPI registry since November 2007. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1659552438

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameALEX K WILLIAMSONCredential: M.D.

Location Address6 OHIO DR, SUITE #202New Hyde Park, NY 11042-1124

Mailing Address270-05 76th Ave, Lijmc Department Of Pathology, Room # B68New Hyde Park, NY 11042 · (718) 470-7490

Phone(516) 304-7265

Sole ProprietorNo

Enumeration DateNovember 20, 2007

Last NPPES UpdateMarch 25, 2016

✔ NPI 1659552438 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0102X

License✔ Licensed in NY · 2566821

Definition

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

Also ListedPathology · Forensic PathologyTaxonomy 207ZF0201X · License 2566821 (NY)

Also ListedPathology · Pediatric PathologyTaxonomy 207ZP0213X · License 2566821 (NY)

6 OHIO DR, New Hyde Park, NY 11042

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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 (PECOS)

Alex K Williamson M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11042 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.

91.25/100

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

Scored through an Alternative Payment Model

Quality

74.92

Promoting Interoperability

91.67

Improvement Activities

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.

DR. NINA HAGHI M.D.

Pathology (Clinical Pathology)

6 OHIO DR, SUITE 202
NEW HYDE PARK, NY 11042

Nassau County (516) 304-7295

YONAH ZIEMBA MD

Student in an Organized Health Care Education/Training Program

6 OHIO DR
NEW HYDE PARK, NY 11042

Nassau County (516) 304-7221

LILI LEE MD

Pathology (Anatomic Pathology & Clinical Pathology)

6 OHIO DR, 202
NEW HYDE PARK, NY 11042

Nassau County (516) 304-7278

DR. LUKE MUELLER M.D., M.B.A.

Radiology (Diagnostic Radiology)

6 OHIO DR
NEW HYDE PARK, NY 11042

Nassau County (609) 731-0640

TAISIA VITKOVSKI D.O.

Pathology (Anatomic Pathology & Clinical Pathology)

6 OHIO DR, SUITE 202
NEW HYDE PARK, NY 11042

Nassau County (516) 304-7295

DR. DENISE JANUS RUTTGEIZER MD

Internal Medicine (Pulmonary Disease)

6 OHIO DR, NORTH SHORE PULMONARY ASSOCIATES, P.C. LSQ MEDICAL BUIL
LAKE SUCCESS, NY 11042

Nassau County (516) 328-8700

DR. STACEY SAILESH GANDHI M.D.

Radiology (Diagnostic Radiology)

6 OHIO DR, 1811
NEW HYDE PARK, NY 11042

Nassau County (516) 603-6097

DR. CHRISTOPHER MICHAEL FORESTO M.D.

Radiology (Diagnostic Radiology)

6 OHIO DR
NEW HYDE PARK, NY 11042

Nassau County (516) 684-4774

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 Alex Williamson's NPI number?

The NPI number for Alex Williamson is 1659552438. It was assigned to this individual provider in the NPPES registry on November 20, 2007.

Where is Alex Williamson located?

Alex Williamson practices at 6 Ohio Dr Suite #202, New Hyde Park, NY 11042. The listed phone number is (516) 304-7265.

What is Alex Williamson's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Alex Williamson enrolled in Medicare?

Yes. Alex Williamson is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Alex Williamson was last updated on March 25, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.