DR. PETER ANTHONY DEROSA M.D.
NPI 1881981975
Pathology - Anatomic Pathology & Clinical Pathology in Washington, Dc, DC

Q: What is Peter Derosa's NPI number?

The NPI number for Peter Derosa is 1881981975. It was assigned to this individual provider in the NPPES registry on July 8, 2011.

Q: What is Peter Derosa'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 Peter Derosa was last updated on June 21, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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 July 08, 2011PECOS EnrolledAccepts Medicare Assignment

2150 PENNSYLVANIA AVENUE, NW, THE GW MEDICAL FACULTY ASSOCIATES, WASHINGTON, DC, DC 20037(202) 741-3000(202) 741-2185 Get Directions Write a Review

NPPES record last updated: June 21, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Peter Anthony Derosa M.d. NPPES

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

DR. PETER ANTHONY DEROSA M.D. (NPI 1881981975) is an individual anatomic pathology & clinical pathology provider in Washington, Dc, District Of Columbia, licensed in District Of Columbia (MD210011850) and active in the NPI registry since July 2011. He is enrolled in Medicare PECOS, is affiliated with Medstar Saint Mary's Hospital, and is a graduate of Pennsylvania State University College Of Medicine (2011).

NPPES Registry Identity

NPI1881981975

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameDR. PETER ANTHONY DEROSACredential: M.D.

Location Address2150 PENNSYLVANIA AVENUE, NW, THE GW MEDICAL FACULTY ASSOCIATESWashington, Dc, DC 20037

Mailing Address2150 Pennsylvania Avenue, Nw, The Gw Medical Faculty AssociatesWashington, DC 20037 · (202) 741-3000 · Fax (202) 741-2185

Phone(202) 741-3000

Fax(202) 741-2185

Sole ProprietorNo

Medical School CMSPennsylvania State University College Of MedicineGraduated 2011

Enumeration DateJuly 8, 2011

Last NPPES UpdateJune 21, 2023

NPPES CertifiedJune 21, 2023

✔ NPI 1881981975 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 DC · MD210011850

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 · Anatomic PathologyTaxonomy 207ZP0101X · License MD210011850 (DC)

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

2150 PENNSYLVANIA AVENUE, NW, Washington, Dc, DC 20037

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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 and accepts Medicare assignment

Dr. Peter Anthony Derosa M.d. 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 ID5597124826

PECOS Enrollment IDI20230705002969, I20230705003201

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 21

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.

1,069 services578 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.

1,057 services221 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.

420 services324 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.

249 services239 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.

244 services66 patients

Preparation of tissue for examination by removing any calcium present 88311

This procedure involves treating tissue samples to remove any calcium, which can interfere with the examination. The tissue is soaked in a special solution that safely dissolves the calcium, leaving the tissue intact for accurate analysis. This helps in making precise diagnoses.

233 services227 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.

161 services62 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.

153 services98 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.

114 services95 patients

Screening examination of specimen cells, screening and interpretation 88160

A screening examination of specimen cells involves studying a small sample of cells from your body. This helps identify any unusual or abnormal cells, providing valuable information about your health. The process includes both the screening and interpretation of the results.

89 services85 patients

Pathology cytologic examination of specimen during surgery, each additional site 88334

A Pathology Cytologic Examination is a test performed during surgery to examine cells from an additional site in your body. This helps identify any abnormal or diseased cells. It's an important tool in diagnosing and managing various conditions.

88 services42 patients

Cell examination of specimen, concentration technique 88108

Cell examination of a specimen using a concentration technique is a lab process that enhances the detection of cells in a sample. This method helps to focus on key areas of the sample, making it easier to spot abnormalities or changes. It's a crucial part of diagnosing and monitoring certain health conditions.

54 services52 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.

46 services45 patients

Bone marrow, smear interpretation 85097

Bone marrow smear interpretation is a procedure where a small sample of your bone marrow is taken and examined under a microscope. This helps doctors identify any abnormal cells or signs of diseases such as anemia, leukemia, or infections. It's a crucial step in diagnosing various blood disorders.

42 services40 patients

Evaluation of fine needle aspirate 88172

Evaluation of fine needle aspirate is a diagnostic procedure where a thin needle is used to collect cells from a lump or mass. This sample is then examined under a microscope to determine the nature of the lump, whether it's benign (non-cancerous) or malignant (cancerous).

31 services27 patients

Pathology examination of tissue using a microscope 88302

A pathology examination of tissue involves studying a small sample of your body's cells under a microscope. This helps identify any abnormalities or diseases, such as cancer. The process is crucial for accurate diagnosis and treatment planning.

31 services28 patients

Blood smear interpretation by physician with written report 85060

Blood smear interpretation is a lab test where your doctor examines a sample of your blood under a microscope. They look for abnormalities in your blood cells which can help diagnose various conditions. You'll receive a written report of the findings.

26 services25 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.

26 services24 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.

21 services20 patients

Fine needle aspiration biopsy, first growth 10021

A fine needle aspiration biopsy involves using a thin needle to collect cells from a growth for testing. This procedure helps identify if the growth is benign (non-cancerous) or malignant (cancerous). It's a quick, safe way to gather necessary information about your health.

18 services18 patients

Pap test, evaluation of fine needle aspirate, immediate, each additional evaluation episode 88177

A Pap test is a procedure that checks for abnormal cells in the body, which could indicate a serious condition. The evaluation of a fine needle aspirate is a process where a small sample is taken with a thin needle for examination. This can be done multiple times for a thorough analysis.

18 services14 patients

Hospital Affiliations CMS Care Compare

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

Medstar Saint Mary's Hospital

Acute Care Hospitals · Leonardtown, MD

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number210028

Location25500 Point Lookout RoadLeonardtown, MD 20650 · St. Marys County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20037 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

$147.85 typical visit price

range $65.18 – $194.86

Typical copayment $36.96 (range $16.29 – $48.71)

Most-billed visit code 99204

Established Patient

$113.72 typical visit price

range $21.40 – $158.88

Typical copayment $28.43 (range $5.35 – $39.72)

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 17

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JONATHAN RISCHALL

Radiology (Diagnostic Radiology)

2150 PENNSYLVANIA AVENUE, NW, THE GW MEDICAL FACULTY ASSOCIATES
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

MS. CHRISTINA GALLERANI

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVENUE, NW, THE GW MEDICAL FACULTY ASSOCIATES
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

FARYAL GUL AFRIDI

Surgery

2150 PENNSYLVANIA AVENUE, NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

MAITHA KAZIM M.D.

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVENUE, NW, THE GW MEDICAL FACULTY ASSOCIATES
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

DR. AHMED ALJABERI

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVENUE, NW, THE GW MEDICAL FACULTY ASSOCIATES
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

RONALDO MARTIN PICHARDO GONZALEZ M.D

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVENUE, NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

COURTNEY A PAUL M.D.

Internal Medicine

2150 PENNSYLVANIA AVENUE, NW, THE GW MEDICAL FACULTY ASSOCIATES
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

MALCOLM EUGENE STENNETT M.D.

Anesthesiology

2150 PENNSYLVANIA AVENUE, NW, THE GW MEDICAL FACULTY ASSOCIATES
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

DR. CAROL LEA WRIGHT BECKER MD

Emergency Medicine

2150 PENNSYLVANIA AVENUE, NW, THE GW MEDICAL FACULTY ASSOCIATES
WASHINGTON, DC 20037

District of Columbia (202) 741-2911

ABDULLA MOHAMED R. A. ALHMOUDI

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVENUE, NW, GW MEDICAL FACULTY ASSOCIATES
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

LAMA RADDAOUI MD

Internal Medicine

2150 PENNSYLVANIA AVENUE, NW, THE GW MEDICAL FACULTY ASSOCIATES
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

DR. SUNIL BHALLA MD FRCPC

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVENUE, NW, THE GW MEDICAL FACULTY ASSOCIATES
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

NICHOLAS CHARLES BOWLER

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVENUE, NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

KENDREW KING HAO WONG

Internal Medicine (Critical Care Medicine)

2150 PENNSYLVANIA AVENUE, NW
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

RAMI ADNAN A ALSHARIF MB BCH BAO

Student in an Organized Health Care Education/Training Program

2150 PENNSYLVANIA AVENUE, NW
WASHINGTON DC, DC 20037

District of Columbia (202) 741-3100

DR. TIMOTHY SHANNON HARLAN M.D.

Internal Medicine

2150 PENNSYLVANIA AVENUE, NW, DEPT. OF MEDICINE - DIVI.OF GENERAL INTERNAL MEDICINE
WASHINGTON, DC 20037

District of Columbia (202) 741-2222

SHEIKH BIDORA

Internal Medicine

2150 PENNSYLVANIA AVENUE, NW, DEPARTMENT OF GERIATRICS ,GWU
WASHINGTON, DC 20037

District of Columbia (202) 741-3000

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 Peter Derosa's NPI number?

The NPI number for Peter Derosa is 1881981975. It was assigned to this individual provider in the NPPES registry on July 8, 2011.

Where is Peter Derosa located?

Peter Derosa practices at 2150 Pennsylvania Avenue, NW The Gw Medical Faculty Associates, Washington, Dc, DC 20037. The listed phone number is (202) 741-3000.

What is Peter Derosa's specialty?

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

Is Peter Derosa enrolled in Medicare?

Yes. Peter Derosa 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.

Is Peter Derosa affiliated with any hospitals?

According to CMS data, Peter Derosa is affiliated with Medstar Saint Mary's Hospital.

When was this NPI record last updated?

The NPPES record for Peter Derosa was last updated on June 21, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.