KRISTA U WARREN MD
NPI 1578613485
Pathology - Anatomic Pathology & Clinical Pathology in Duluth, MN

Q: What is Krista Warren's NPI number?

The NPI number for Krista Warren is 1578613485. It was assigned to this individual provider in the NPPES registry on January 11, 2007.

Q: What is Krista Warren'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 Krista Warren was last updated on May 31, 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 January 11, 2007PECOS EnrolledAccepts Medicare Assignment

400 E 3RD ST, DULUTH, MN 55805(218) 786-8364 Get Directions Write a Review

NPPES record last updated: May 31, 2016. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Krista U Warren Md NPPES

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

KRISTA U WARREN MD (NPI 1578613485) is an individual anatomic pathology & clinical pathology provider in Duluth, Minnesota, licensed in Minnesota (44497) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS, is affiliated with Essentia Health St Mary's Medical Center, and is a graduate of University Of Minnesota Medical School (1997).

NPPES Registry Identity

NPI1578613485

Entity TypeIndividualFemale

Primary Taxonomy207ZP0102X

Provider Legal NameKRISTA U WARRENCredential: MD

Location Address400 E 3RD STDuluth, MN 55805-1951

Mailing Address400 E 3rd StDuluth, MN 55805-1951 · (218) 786-8364

Phone(218) 786-8364

Sole ProprietorNo

Medical School CMSUniversity Of Minnesota Medical SchoolGraduated 1997

Enumeration DateJanuary 11, 2007

Last NPPES UpdateMay 31, 2016

✔ NPI 1578613485 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

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

Taxonomy Code207ZP0102X

License✔ Licensed in MN · 44497

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.

400 E 3RD ST, Duluth, MN 55805

Open in Google Maps ↗

Other Identifiers 8

OtherP00061181MN · Rr Medicare

Other625S6WAMN · Blues

Medicare ID-Type Unspecified220000973MN · Medicare

Other1035003MN · Preferred One

Medicaid483915300MN

Other1100335MN · Medica

Medicare UPINH95083MN

Medicaid34446600WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica, Sanford Health Plan.Insurance ›

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

Krista U Warren 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 ID749478618

PECOS Enrollment IDI20101218000025

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 15

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.

985 services453 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.

205 services52 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.

107 services95 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.

52 services34 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.

50 services45 patients

Evaluation of fine needle aspirate with interpretation and report 88173

This procedure involves using a thin needle to collect a small sample from an abnormal area or lump. The sample is then examined under a microscope to identify any potential issues. A report of the findings is provided for further analysis.

42 services32 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.

35 services20 patients

Microscopic genetic analysis of tumor, manual 88360

Microscopic genetic analysis of a tumor involves examining your tumor's genes under a microscope. This helps identify specific genetic changes in the tumor cells. This information can aid in diagnosing, predicting disease progression, and determining the most effective treatment options.

35 services25 patients

Special stained specimen slides to examine tissue, each multiplex procedure 88344

Special stained specimen slides are used to study tissue in detail. This multiplex procedure involves applying different dyes to the tissue sample on a slide to highlight specific elements. These colors help identify any abnormalities in the tissue, aiding in accurate diagnosis and treatment planning.

28 services20 patients

Pathology examination of tissue using a microscope, limited examination 88300

A pathology examination of tissue using a microscope is a procedure where a small sample of your tissue is observed under a microscope. This limited examination helps identify any abnormal cells or signs of disease, aiding in accurate diagnosis and treatment planning.

26 services26 patients

Special stained specimen slides to examine tissue including interpretation and report 88313

Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.

26 services14 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.

23 services21 patients

Examination of archival tissue for genetic analysis 88363

Examination of archival tissue for genetic analysis involves studying previously collected tissue samples. This process helps detect any genetic alterations that may be linked to certain diseases. It's a crucial step in understanding your health and planning appropriate treatments.

19 services19 patients

Pathology cytologic examination of specimen during surgery, initial site 88333

A pathology cytologic examination during surgery involves taking a small sample of cells from the initial site of concern. This sample is then examined under a microscope by a pathologist to check for any abnormal or disease-causing cells. This helps guide the ongoing surgical procedure.

13 services13 patients

Pap test 88141

A Pap test is a routine exam that checks for changes in cells that could signal a health concern. During this test, a small sample of cells is gently collected from the lower region of the body. The sample is then examined under a microscope to ensure everything looks normal.

11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

Essentia Health St Mary's Medical Center

Acute Care Hospitals · Duluth, MN

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number240002

Location402 East Second StreetDuluth, MN 55805 · St. Louis County

Emergency services Birthing friendly

Essentia Health Duluth

Acute Care Hospitals · Duluth, MN

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number240019

Location502 East Second StreetDuluth, MN 55805 · St. Louis County

Birthing friendly

Essentia Health St Joseph's Medical Center

Acute Care Hospitals · Brainerd, MN

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number240075

Location523 North 3rd StreetBrainerd, MN 56401 · Crow Wing County

Emergency services Birthing friendly

Essentia Health Moose Lake

Critical Access Hospitals · Moose Lake, MN

OwnershipGovernment - Hospital District or Authority

CMS Certification Number241350

Location4572 County Road 61Moose Lake, MN 55767 · Carlton County

Emergency services Birthing friendly

Tamarack Health Ashland Medical Center

Critical Access Hospitals · Ashland, WI

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number521359

Location1615 Maple LaneAshland, WI 54806 · Ashland County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 55805 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

$127.61 typical visit price

range $56.00 – $168.28

Typical copayment $31.90 (range $14.00 – $42.07)

Most-billed visit code 99204

Established Patient

$98.61 typical visit price

range $18.32 – $138.04

Typical copayment $24.65 (range $4.58 – $34.51)

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.

CHRISTIAN CONNER RN, CRNA

Nurse Anesthetist, Certified Registered

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-4150

JORDAN TICHENOR

Internal Medicine (Infectious Disease)

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-3737

MOLLY B DWYER APRN, CNP

Nurse Practitioner (Psychiatric/Mental Health)

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-8364

AMY MARIE LARSON MD

Hospitalist

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-8364

BRUCE JAMES DERAUF

Radiology (Diagnostic Radiology)

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-8364

NIZAR NAJIB SALEH

Internal Medicine (Cardiovascular Disease)

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-8364

DIANE MAE KOLQUIST

Clinical Nurse Specialist (Medical-Surgical)

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-8364

GINA MARIE SLIPKA-MARINOS

Internal Medicine

400 E 3RD ST
DULUTH, MN 55805

St. Louis County (218) 786-8364

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 Krista Warren's NPI number?

The NPI number for Krista Warren is 1578613485. It was assigned to this individual provider in the NPPES registry on January 11, 2007.

Where is Krista Warren located?

Krista Warren practices at 400 E 3rd St, Duluth, MN 55805. The listed phone number is (218) 786-8364.

What is Krista Warren's specialty?

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

Is Krista Warren enrolled in Medicare?

Yes. Krista Warren 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.

What insurance does Krista Warren accept?

Health plans from Medica and Sanford Health Plan list Krista Warren as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Krista Warren affiliated with any hospitals?

According to CMS data, Krista Warren is affiliated with Essentia Health St Mary's Medical Center, Essentia Health Duluth, Essentia Health St Joseph's Medical Center, Essentia Health Moose Lake and Tamarack Health Ashland Medical Center.

When was this NPI record last updated?

The NPPES record for Krista Warren was last updated on May 31, 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.