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ERIN L J ALSTON MD
NPI 1922569532
Pathology - Anatomic Pathology & Clinical Pathology in Boston, MA

Active since March 27, 2019PECOS EnrolledAccepts Medicare Assignment
300 LONGWOOD AVE, BOSTON, MA 02115(617) 355-7431 Get Directions Write a Review

NPPES record last updated: March 16, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 16, 2026, Aug 21, 2024, Jul 16, 2024 and 2 more (5 updates tracked since 2019).

About Erin L J Alston Md NPPES

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

ERIN L J ALSTON MD (NPI 1922569532) is an individual anatomic pathology & clinical pathology provider in Boston, Massachusetts, licensed in Massachusetts (1013559) and active in the NPI registry since March 2019. She is enrolled in Medicare PECOS, is affiliated with Brigham And Women's Hospital, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1922569532
Entity TypeIndividualFemale
Primary Taxonomy207ZP0102X
Provider Legal NameERIN L J ALSTONCredential: MD
Location Address300 LONGWOOD AVEBoston, MA 02115-5724
Mailing Address75 Francis StBoston, MA 02115-6110 · (617) 732-5500
Phone(617) 355-7431
Sole ProprietorNo
Medical School CMSOhio State University College Of MedicineGraduated 2019
Enumeration DateMarch 27, 2019
Last NPPES UpdateMarch 16, 20265 updates tracked since enumeration
NPPES CertifiedMarch 16, 2026
✔ NPI 1922569532 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License✔ Licensed in MA · 1013559
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 · Pediatric PathologyTaxonomy 207ZP0213X · License 1013559 (MA)
300 LONGWOOD AVE, Boston, MA 02115
Open in Google Maps ↗

Secondary Practice Locations 2

Location 155 Fruit StBoston, MA 02114-2696 · Phone (617) 726-2000
Location 275 Francis StBoston, MA 02115-6110 · Phone (617) 732-5500

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

Erin L J Alston 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 ID8628513942
PECOS Enrollment IDI20240711000816
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.

Hospital Affiliations CMS Care Compare

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

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02115 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 20

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

JULIE ANN HANSEN LCSW
Social Worker (Clinical)
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (857) 218-4309
MS. ANNA ROGLIERI
Nurse Practitioner (Psychiatric/Mental Health)
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (617) 355-6000
STEPHEN G. FLYNN M.D.
Anesthesiology (Pediatric Anesthesiology)
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (617) 355-6000
MISS LAUREN ASHLEY MASTERSON P.T., D.P.T
Physical Therapist
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (617) 355-7216
MS. SOYUN KWAN LICSW
Social Worker (Clinical)
300 LONGWOOD AVE, CHILDREN'S HOSPITAL BOSTON
BOSTON, MA 02115
Suffolk County (617) 355-0567
PUJA BANKA M.D.
Pediatrics
300 LONGWOOD AVE, BADER 203
BOSTON, MA 02115
Suffolk County (617) 355-6363
MR. COURTNEY SULLIVAN FRATTO CPNP
Nurse Practitioner (Pediatrics)
300 LONGWOOD AVE, HUNNEWELL BUILDING 322
BOSTON, MA 02115
Suffolk County (857) 218-4085
DR. ELIZABETH S TAGLAUER M.D., PH.D.
Pediatrics (Neonatal-Perinatal Medicine)
300 LONGWOOD AVE
BOSTON, MA 02115
Suffolk County (617) 355-6000

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 Erin Alston's NPI number?

The NPI number for Erin Alston is 1922569532. It was assigned to this individual provider in the NPPES registry on March 27, 2019.

Where is Erin Alston located?

Erin Alston practices at 300 Longwood Ave, Boston, MA 02115. The listed phone number is (617) 355-7431.

What is Erin Alston's specialty?

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

Is Erin Alston enrolled in Medicare?

Yes. Erin Alston 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 Erin Alston affiliated with any hospitals?

According to CMS data, Erin Alston is affiliated with Brigham And Women's Hospital.

When was this NPI record last updated?

The NPPES record for Erin Alston was last updated on March 16, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.