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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. DENNIS C SGROI MD
NPI 1023008331
Pathology - Anatomic Pathology in Charlestown, MA

Active since October 27, 2005PECOS Enrolled
149 13TH ST, CNY 7, CHARLESTOWN, MA 02129(617) 726-5697(617) 726-5684 Get Directions Write a Review

NPPES record last updated: July 27, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 27, 2026, Jul 13, 2026 (2 updates tracked since 2026).

About Dr. Dennis C Sgroi Md NPPES

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

DR. DENNIS C SGROI MD (NPI 1023008331) is an individual anatomic pathology provider in Charlestown, Massachusetts, licensed in Massachusetts (77231) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and maintains a secondary practice location in Boston.

NPPES Registry Identity

NPI1023008331
Entity TypeIndividualMale
Primary Taxonomy207ZP0101X
Provider Legal NameDR. DENNIS C SGROICredential: MD
Location Address149 13TH ST, CNY 7Charlestown, MA 02129-2020
Mailing AddressPo Box 9142, Mass General Physician OrganizationCharlestown, MA 02129-9142 · (617) 724-0287 · Fax (617) 726-2894
Phone(617) 726-5697
Fax(617) 726-5684
Sole ProprietorNo
Medical School CMSUniversity Of Connecticut School Of MedicineGraduated 1989
Enumeration DateOctober 27, 2005
Last NPPES UpdateJuly 27, 20262 updates tracked since enumeration
NPPES CertifiedJuly 27, 2026
✔ NPI 1023008331 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0101X
License✔ Licensed in MA · 77231
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.
149 13TH ST, Charlestown, MA 02129
Open in Google Maps ↗

Secondary Practice Location 1

Location 175 Francis StBoston, MA 02115-6110 · Phone (617) 732-5500

Other Identifiers 2

Other750163MA · Tufts Health Plan
OtherJ14185MA · Bcbs Ma

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. Dennis C Sgroi 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 ID3870572852
PECOS Enrollment IDI20040714000806
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 6

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, 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.
230 services50 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.
176 services58 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.
138 services49 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.
94 services58 patients
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.
82 services63 patients
Surgical pathology consultation and report on referred slides prepared elsewhere 88321
A surgical pathology consultation involves reviewing slides prepared at a different lab to confirm or clarify a diagnosis. It's a second opinion to ensure accuracy. A report with findings and interpretations is then provided for your doctor's reference.
17 services17 patients

Hospital Affiliations CMS Care Compare 2

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

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220071
Location55 Fruit StreetBoston, MA 02114 · Suffolk County
Emergency services Birthing friendly

Martha's Vineyard Hospital Inc

Critical Access Hospitals · Oak Bluffs, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number221300
LocationOne Hospital Road, First Fl, Wing 5, PO Box 1477Oak Bluffs, MA 02557 · Dukes County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02129 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
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$111.18 typical visit price
range $21.07 – $155.29
Typical copayment $27.79 (range $5.26 – $38.82)
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 11

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

JIAN KONG
Acupuncturist
149 13TH ST, SUITE 2661
CHARLESTOWN, MA 02129
Suffolk County (617) 726-7893
DR. SHERYL EVELYN STEWART MD
Psychiatry & Neurology (Psychiatry)
149 13TH ST
CHARLESTOWN, MA 02129
Suffolk County (617) 726-6766
DR. MIA M MACCOLLIN MD
Pediatrics
149 13TH ST, 6TH FLOOR CYN 149 6
CHARLESTOWN, MA 02129
Suffolk County (617) 726-7856
DR. ROGER K PITMAN MD
Psychiatry & Neurology (Forensic Psychiatry)
149 13TH ST, CNY 149 PTSD RESEARCH LAB
CHARLESTOWN, MA 02129
Suffolk County (617) 726-5333
DR. DANIEL ELIAS KAUFMANN M.D.
General Acute Care Hospital
149 13TH ST, RAGON INSTITUTE, MGH EAST, ROOM 5239
CHARLESTOWN, MA 02129
Suffolk County (617) 726-8630
DR. BRUCE ROBERT ROSEN MD PHD
Radiology (Diagnostic Radiology)
149 13TH ST, 149 2301 MGH IMAGING CENTER
CHARLESTOWN, MA 02129
Suffolk County (617) 726-5122
MS. KELLI SCARLETT DEVITTE-MCKEE CNP
Nurse Practitioner (Acute Care)
149 13TH ST
CHARLESTOWN, MA 02129
Suffolk County (617) 726-2000
DR. M AMIN ARNAOUT MD
Internal Medicine (Nephrology)
149 13TH ST, 149 8
CHARLESTOWN, MA 02129
Suffolk County (617) 726-5663

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 Dennis Sgroi's NPI number?

The NPI number for Dennis Sgroi is 1023008331. It was assigned to this individual provider in the NPPES registry on October 27, 2005.

Where is Dennis Sgroi located?

Dennis Sgroi practices at 149 13th St Cny 7, Charlestown, MA 02129. The listed phone number is (617) 726-5697.

What is Dennis Sgroi's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.

Is Dennis Sgroi enrolled in Medicare?

Yes. Dennis Sgroi 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 Dennis Sgroi affiliated with any hospitals?

According to CMS data, Dennis Sgroi is affiliated with Massachusetts General Hospital and Martha's Vineyard Hospital Inc.

When was this NPI record last updated?

The NPPES record for Dennis Sgroi was last updated on July 27, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 days 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.