DR. MARK GRATHWOHL M.D.
NPI 1386617363
Specialist in Mount Kisco, NY

Active since February 09, 2006PECOS Enrolled
91.25/100
CMS Quality Rating
400 E MAIN ST, WESTCHESTER PATHOLOGY ASSOCIATES, MOUNT KISCO, NY 10549(845) 562-7995 Get Directions Write a Review

NPPES record last updated: December 31, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Mark Grathwohl M.d. NPPES

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

DR. MARK GRATHWOHL M.D. (NPI 1386617363) is an individual specialist in Mount Kisco, New York, licensed in New York (172619-1) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1386617363
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameDR. MARK GRATHWOHLCredential: M.D.
Location Address400 E MAIN ST, WESTCHESTER PATHOLOGY ASSOCIATESMount Kisco, NY 10549-3417
Mailing Address10 Louise DrNew Windsor, NY 12553-7712 · (845) 562-7995
Sole ProprietorYes
Enumeration DateFebruary 9, 2006
Last NPPES UpdateDecember 31, 2013
NPI 1386617363 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License Licensed in NY · 172619-1
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
400 E MAIN ST, Mount Kisco, NY 10549

Other Identifiers 3

Other2H0531NY · Blue Cross Provider#
Medicare UPIND93278NY
Medicare ID-Type Unspecified14F611NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. Mark Grathwohl 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.

Areas of Expertise CMS Part B claims 7

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
349 services160 patients
Special stained specimen slides to identify organisms including interpretation and report 88312
This service involves coloring specimen slides in a special way to help identify organisms. The colors make different parts of the organism stand out. Afterward, a detailed interpretation and report on the findings are provided.
55 services40 patients
Pathology examination of tissue using a microscope, moderately high complexity 88307
A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.
50 services15 patients
Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
41 services12 patients
Cell examination of specimen, selective cellular enhancement technique 88112
Cell examination of a specimen using selective cellular enhancement technique is a lab process that improves the visibility of certain cells in a sample. It helps in identifying abnormalities or diseases. The process is non-invasive, safe, and aids in accurate diagnosis.
35 services29 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
28 services16 patients

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
Quality74.92
Promoting Interoperability91.67
Improvement Activities40

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.

Anesthesiology
400 E MAIN ST, NORTHERN WESTCHESTER HOSPITAL
MOUNT KISCO, NY 10549
Emergency Medicine
400 E MAIN ST
MOUNT KISCO, NY 10549
Anesthesiology (Critical Care Medicine)
400 E MAIN ST
MOUNT KISCO, NY 10549
Student in an Organized Health Care Education/Training Program
400 E MAIN ST
MOUNT KISCO, NY 10549
Pediatrics (Neonatal-Perinatal Medicine)
400 E MAIN ST, NORTHERN WESTCHESTER HOSPITAL
MOUNT KISCO, NY 10549
Internal Medicine
400 E MAIN ST, NORTHERN WESTCHESTER HOSPITAL
MOUNT KISCO, NY 10549
Student in an Organized Health Care Education/Training Program
400 E MAIN ST
MOUNT KISCO, NY 10549
Surgery
400 E MAIN ST, NWH NORTH BUILDING 1ST FLOOR
MOUNT KISCO, NY 10549

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 Grathwohl's NPI number?

The NPI number for Mark Grathwohl is 1386617363. It was assigned to this individual provider in the NPPES registry on February 9, 2006.

Where is Mark Grathwohl located?

Mark Grathwohl practices at 400 E Main St Westchester Pathology Associates, Mount Kisco, NY 10549. The listed phone number is (845) 562-7995.

What is Mark Grathwohl's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Mark Grathwohl enrolled in Medicare?

Yes. Mark Grathwohl is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Mark Grathwohl was last updated on December 31, 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.