DR. MARY K ALLEN-PROCTOR MD
NPI 1003236753
Pathology - Anatomic Pathology & Clinical Pathology in Cleveland, OH

Active since April 21, 2014PECOS Enrolled
9500 EUCLID AVE # NA-23, CLEVELAND, OH 44195(216) 444-2200 Get Directions Write a Review

NPPES record last updated: August 12, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Aug 12, 2025, Aug 6, 2020, May 21, 2019 (3 updates tracked since 2019).

About Dr. Mary K Allen-proctor Md NPPES

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

DR. MARY K ALLEN-PROCTOR MD (NPI 1003236753) is an individual anatomic pathology & clinical pathology provider in Cleveland, Ohio, licensed in Illinois (036151896) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, is affiliated with Rush University Medical Center, and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1003236753
Entity TypeIndividualFemale
Primary Taxonomy207ZP0102X
Provider Legal NameDR. MARY K ALLEN-PROCTORCredential: MD
Location Address9500 EUCLID AVE # NA-23Cleveland, OH 44195-0001
Mailing Address5700 Southwyck BlvdToledo, OH 43614-1509 · (800) 288-8325 · Fax (419) 866-5453
Sole ProprietorYes
Medical School CMSOtherGraduated 2014
Enumeration DateApril 21, 2014
Last NPPES UpdateAugust 12, 20253 updates tracked since enumeration
NPPES CertifiedAugust 12, 2025
NPI 1003236753 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 IL · 036151896
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.

9500 EUCLID AVE # NA-23, Cleveland, OH 44195

Other Names 1

Former Name (1)Mary Katherine Allen

Secondary Practice Location 1

Location 1251 E Huron St Ste 7-132NChicago, IL 60611-2908 · Phone (312) 926-1267 · Fax (312) 926-3127

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. Mary K Allen-proctor Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1254683196
PECOS Enrollment IDI20200917001768
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 16

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.
834 services320 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.
415 services139 patients
Pathology examination of specimen during surgery, first tissue block 88331
A pathology examination during surgery involves the immediate analysis of a removed tissue sample. This helps the surgeon make decisions during your operation. The "first tissue block" refers to the initial sample examined. It's a vital step to ensure your health.
315 services121 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.
290 services161 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.
210 services151 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.
72 services61 patients

Hospital Affiliations CMS Care Compare 4

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

Rush University Medical Center

Acute Care Hospitals · Chicago, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140119
Location1653 West Congress ParkwayChicago, IL 60612 · Cook County
Emergency services Birthing friendly

Northwestern Lake Forest Hospital

Acute Care Hospitals · Lake Forest, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140130
Location1000 N Westmoreland RoadLake Forest, IL 60045 · Lake County
Emergency services Birthing friendly

Northwestern Medicine Central Dupage Hospital

Acute Care Hospitals · Winfield, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140242
Location25 North Winfield RoadWinfield, IL 60190 · Du Page County
Emergency services Birthing friendly

Northwestern Memorial Hospital

Acute Care Hospitals · Chicago, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140281
Location251 E Huron StChicago, IL 60611 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 44195 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
$126.12 typical visit price
range $54.34 – $166.65
Typical copayment $31.53 (range $13.58 – $41.66)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.10 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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.

Psychiatry & Neurology (Vascular Neurology)
9500 EUCLID AVE # NA-23
CLEVELAND, OH 44195
Anesthesiology
9500 EUCLID AVE # NA-23
CLEVELAND, OH 44195
Student in an Organized Health Care Education/Training Program
9500 EUCLID AVE # NA-23
CLEVELAND, OH 44195
Hospitalist
9500 EUCLID AVE # NA-23
CLEVELAND, OH 44195
Student in an Organized Health Care Education/Training Program
9500 EUCLID AVE # NA-23
CLEVELAND, OH 44195
Radiology (Diagnostic Radiology)
9500 EUCLID AVE # NA-23
CLEVELAND, OH 44195
Internal Medicine
9500 EUCLID AVE # NA-23
CLEVELAND, OH 44195
Student in an Organized Health Care Education/Training Program
9500 EUCLID AVE # NA-23
CLEVELAND, OH 44195

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 Mary Allen-proctor's NPI number?

The NPI number for Mary Allen-proctor is 1003236753. It was assigned to this individual provider in the NPPES registry on April 21, 2014. The provider is also known as Mary Katherine Allen.

Where is Mary Allen-proctor located?

Mary Allen-proctor practices at 9500 Euclid Ave # Na-23, Cleveland, OH 44195. The listed phone number is (216) 444-2200.

What is Mary Allen-proctor's specialty?

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

Is Mary Allen-proctor enrolled in Medicare?

Yes. Mary Allen-proctor is registered in the Medicare PECOS enrollment system.

Is Mary Allen-proctor affiliated with any hospitals?

According to CMS data, Mary Allen-proctor is affiliated with Rush University Medical Center, Northwestern Lake Forest Hospital, Northwestern Medicine Central Dupage Hospital and Northwestern Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Mary Allen-proctor was last updated on August 12, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.