GREGORY RAPHAEL KOTNIS MD
NPI 1740336429
Pathology - Anatomic Pathology & Clinical Pathology in Denver, CO

Q: What is Gregory Kotnis's NPI number?

The NPI number for Gregory Kotnis is 1740336429. It was assigned to this individual provider in the NPPES registry on January 26, 2007.

Q: What is Gregory Kotnis'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 Gregory Kotnis was last updated on September 24, 2015. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since January 26, 2007PECOS EnrolledAccepts Medicare Assignment

80.17/100

CMS Quality Rating

6116 E WARREN AVE, DENVER, CO 80222(303) 512-2299 Get Directions Write a Review

NPPES record last updated: September 24, 2015. Verified against the NPPES registry weekly; last sync: July 26, 2026.

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About Gregory Raphael Kotnis Md NPPES

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

GREGORY RAPHAEL KOTNIS MD (NPI 1740336429) is an individual anatomic pathology & clinical pathology provider in Denver, Colorado, licensed in Colorado (DR.0050096) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS, is affiliated with Sisters Of Charity Hospital, and is a graduate of Other (2006).

NPPES Registry Identity

NPI1740336429

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameGREGORY RAPHAEL KOTNISCredential: MD

Location Address6116 E WARREN AVEDenver, CO 80222-5703

Mailing Address6116 E Warren AveDenver, CO 80222-5703 · (303) 512-2299

Phone(303) 512-2299

Sole ProprietorNo

Medical School CMSOtherGraduated 2006

Enumeration DateJanuary 26, 2007

Last NPPES UpdateSeptember 24, 2015

✔ NPI 1740336429 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

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

Taxonomy Code207ZP0102X

Licenses✔ Licensed in CO · DR.0050096✔ Licensed in VA · 0101252050

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.

6116 E WARREN AVE, Denver, CO 80222

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Other Identifiers 4

Medicaid99158752CO

MedicaidPENDINGVA

Medicare PIN327882YUJUCO

Medicare PINPENDINGVA

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

Gregory Raphael Kotnis Md 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 ID2567627649

PECOS Enrollment IDI20240301001896

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 9

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.

236 services125 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.

88 services18 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.

38 services32 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.

28 services18 patients

Pathology examination of tissue using a microscope, moderately low complexity 88304

A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.

24 services22 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.

24 services20 patients

Hospital Affiliations CMS Care Compare 4

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

Sisters Of Charity Hospital

Acute Care Hospitals · Buffalo, NY

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330078

Location2157 Main StreetBuffalo, NY 14214 · Erie County

Emergency services Birthing friendly

Kenmore Mercy Hospital

Acute Care Hospitals · Kenmore, NY

2/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number330102

Location2950 Elmwood AvenueKenmore, NY 14217 · Erie County

Emergency services

Mount St. Mary's Hospital & Health Center

Acute Care Hospitals · Lewiston, NY

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number330188

Location5300 Military RoadLewiston, NY 14092 · Niagara County

Emergency services Birthing friendly

Mercy Hospital Of Buffalo

Acute Care Hospitals · Buffalo, NY

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330279

Location565 Abbott RoadBuffalo, NY 14220 · Erie County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80222 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

$132.55 typical visit price

range $58.06 – $174.82

Typical copayment $33.13 (range $14.51 – $43.70)

Most-billed visit code 99204

Established Patient

$102.03 typical visit price

range $18.88 – $142.79

Typical copayment $25.50 (range $4.72 – $35.69)

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.

80.17/100

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

Scored as part of a group practice

Quality

Improvement Activities

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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. THOMAS ALTON MERRICK MD

Pathology (Anatomic Pathology & Clinical Pathology)