SHAMAI A. GROSSMAN MD
NPI 1205877834
Emergency Medicine in Boston, MA

Q: What is Shamai Grossman's NPI number?

The NPI number for Shamai Grossman is 1205877834. It was assigned to this individual provider in the NPPES registry on June 8, 2006.

Q: What is Shamai Grossman's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Q: When was this NPI record last updated?

The NPPES record for Shamai Grossman was last updated on February 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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 June 08, 2006PECOS EnrolledAccepts Medicare Assignment

1 DEACONESS RD, WCC2, BOSTON, MA 02215(617) 754-2331 Get Directions Write a Review

NPPES record last updated: February 4, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Feb 4, 2026, Dec 28, 2021, Nov 20, 2020 (3 updates tracked since 2020).

On this page

About Shamai A. Grossman Md NPPES

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

SHAMAI A. GROSSMAN MD (NPI 1205877834) is an individual emergency medicine provider in Boston, Massachusetts, licensed in Massachusetts (79995) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Northeast Hospital Corporation, and maintains a secondary practice location in Boston.

NPPES Registry Identity

NPI1205877834

Entity TypeIndividualMale

Primary Taxonomy207P00000X

Provider Legal NameSHAMAI A. GROSSMANCredential: MD

Location Address1 DEACONESS RD, WCC2Boston, MA 02215-5321

Mailing Address1 Deaconess Rd, Wcc2Boston, MA 02215-5321 · (617) 754-2331

Phone(617) 754-2331

Sole ProprietorNo

Medical School CMSUniversity Of Tennessee, Hsc, College Of MedicineGraduated 1989

Enumeration DateJune 8, 2006

Last NPPES UpdateFebruary 4, 20263 updates tracked since enumeration

NPPES CertifiedFebruary 4, 2026

✔ NPI 1205877834 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207P00000X

License✔ Licensed in MA · 79995

Definition

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

1 DEACONESS RD, Boston, MA 02215

Open in Google Maps ↗

Secondary Practice Location 1

Location 1330 Brookline AveBoston, MA 02215-5400 · Phone (617) 667-7000

Other Identifiers 1

Medicaid110057922AMA

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

Shamai A. Grossman 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 ID8022056167

PECOS Enrollment IDI20050420000319

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 20

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.

Emergency department visit with high level of medical decision making 99285

An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.

423 services417 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010

A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.

183 services159 patients

Emergency department visit with moderate level of medical decision making 99284

An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.

130 services125 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

63 services63 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

46 services46 patients

Emergency department visit with low level of medical decision making 99283

An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.

35 services34 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

24 services24 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

23 services23 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

23 services23 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

21 services21 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

20 services20 patients

Hospital discharge day management, 30 minutes or less 99238

Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.

19 services19 patients

Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 87635

This is a lab test that detects the presence of COVID-19 in your body. It uses a technique to amplify the virus's genetic material, either DNA or RNA, making it easier to identify. A positive result indicates an active infection.

18 services16 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

18 services18 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

14 services14 patients

Manual urinalysis test with examination using microscope, automated 81001

A manual urinalysis test with automated microscopic examination is a lab process that checks your urine for health indicators. It involves a machine scanning your sample to identify any abnormal elements, which can assist in diagnosing various conditions.

12 services12 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

12 services12 patients

Blood test panel for electrolytes (sodium potassium, chloride, carbon dioxide) 80051

A blood test panel for electrolytes checks the levels of sodium, potassium, chloride, and carbon dioxide in your blood. These elements are crucial for body functions such as maintaining fluid balance, muscle contractions, and heart rhythm. The test helps identify any imbalances.

11 services11 patients

Blood creatinine level 82565

A blood creatinine level test measures the amount of creatinine in your blood. Creatinine is a waste product that your body produces when it uses energy. High levels may indicate that your kidneys aren't working properly. This test is often used to monitor kidney health.

11 services11 patients

Urea nitrogen level to assess kidney function, quantitative 84520

The urea nitrogen level test is a routine blood test that checks the amount of urea nitrogen in your blood to evaluate how well your kidneys are working. If the levels are higher than normal, it may indicate that your kidneys are not functioning properly.

11 services11 patients

Hospital Affiliations CMS Care Compare 4

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

Northeast Hospital Corporation

Acute Care Hospitals · Beverly, MA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220033

Location85 Herrick StreetBeverly, MA 01915 · Essex County

Emergency services Birthing friendly

Beth Israel Deaconess Hospital - Needham

Acute Care Hospitals · Needham, MA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220083

Location148 Chestnut StreetNeedham, MA 02494 · Norfolk County

Emergency services

Beth Israel Deaconess Medical Center

Acute Care Hospitals · Boston, MA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220086

Location330 Brookline AvenueBoston, MA 02215 · Suffolk County

Emergency services Birthing friendly

South Shore Hospital

Acute Care Hospitals · South Weymouth, MA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number220100

Location55 Fogg RoadSouth Weymouth, MA 02190 · Norfolk County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02215 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

$97.64 typical visit price

range $63.72 – $189.86

Typical copayment $24.41 (range $15.93 – $47.46)

Most-billed visit code 99203

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.

ERIC ANDREW WONG M.D.

Emergency Medicine

1 DEACONESS RD, WEST CC2
BOSTON, MA 02215

Suffolk County (617) 754-2339

ALON DAGAN M.D.

Emergency Medicine

1 DEACONESS RD, WEST CLINICAL CENTER 2
BOSTON, MA 02215

Suffolk County (617) 754-2339

DAVID WILLIAM SCHOENFELD M.D.

Student in an Organized Health Care Education/Training Program

1 DEACONESS RD, W-CC2 DEPARTMENT OF EMERGENCY MEDICINE
BOSTON, MA 02215

Suffolk County (617) 754-2339

DR. BRETT A SYLVIA M.D.

Emergency Medicine

1 DEACONESS RD, DEPT OF EMERGENCY MEDICINE, WEST-CC2
BOSTON, MA 02215

Suffolk County (617) 754-2339

ELLA AVEDIKIAN LCSW

Social Worker (Clinical)

1 DEACONESS RD
BOSTON, MA 02215

Suffolk County (617) 667-7000

LESLIE BILELLO

Emergency Medicine

1 DEACONESS RD
BOSTON, MA 02215

Suffolk County (617) 667-7000

DR. CHRISTIE FRITZ MD

Emergency Medicine

1 DEACONESS RD, W-CC2
BOSTON, MA 02215

Suffolk County (617) 667-7000

KATHRYN RODRIGUEZ LUPEZ M.D.

Emergency Medicine

1 DEACONESS RD
BOSTON, MA 02215

Suffolk County (617) 667-7000

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 Shamai Grossman's NPI number?

The NPI number for Shamai Grossman is 1205877834. It was assigned to this individual provider in the NPPES registry on June 8, 2006.

Where is Shamai Grossman located?

Shamai Grossman practices at 1 Deaconess Rd Wcc2, Boston, MA 02215. The listed phone number is (617) 754-2331.

What is Shamai Grossman's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Shamai Grossman enrolled in Medicare?

Yes. Shamai Grossman 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 Shamai Grossman affiliated with any hospitals?

According to CMS data, Shamai Grossman is affiliated with Northeast Hospital Corporation, Beth Israel Deaconess Hospital - Needham, Beth Israel Deaconess Medical Center and South Shore Hospital.

When was this NPI record last updated?

The NPPES record for Shamai Grossman was last updated on February 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.