DR. GIGI GIRGIS M.D.
NPI 1053387316
Psychiatry & Neurology - Neurology in Waltham, MA

Active since February 27, 2006PECOS EnrolledAccepts Medicare Assignment
20 HOPE AVE, SUITE 203, WALTHAM, MA 02453(781) 647-3550(781) 899-8845 Get Directions Write a Review

NPPES record last updated: September 19, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Gigi Girgis M.d. NPPES

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

DR. GIGI GIRGIS M.D. (NPI 1053387316) is an individual neurology provider in Waltham, Massachusetts, licensed in Massachusetts (50799) and active in the NPI registry since February 2006. She is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of Other (1980).

NPPES Registry Identity

NPI1053387316
Entity TypeIndividualFemale
Primary Taxonomy2084N0400X
Provider Legal NameDR. GIGI GIRGISCredential: M.D.
Location Address20 HOPE AVE, SUITE 203Waltham, MA 02453-2721
Mailing Address20 Hope Ave, Suite 203Waltham, MA 02453-2721 · (781) 647-3550 · Fax (781) 899-8845
Fax(781) 899-8845
Sole ProprietorYes
Medical School CMSOtherGraduated 1980
Enumeration DateFebruary 27, 2006
Last NPPES UpdateSeptember 19, 2007
NPI 1053387316 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians
Taxonomy Code2084N0400X
License Licensed in MA · 50799
Definition

A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

20 HOPE AVE, Waltham, MA 02453

Other Identifiers 3

Medicare UPINA59814MA
Medicaid3000494MA
Medicare ID-Type UnspecifiedJ04851MA

Accepted Insurance

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. Gigi Girgis 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 ID8224084728
PECOS Enrollment IDI20050328001069
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 8

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.

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.
498 services340 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
165 services128 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.
113 services102 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.
94 services94 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.
90 services88 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
32 services32 patients

Hospital Affiliations CMS Care Compare 4

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

Emerson Hospital -

Acute Care Hospitals · W Concord, MA
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220084
Location133 Old Road To 9 Acre CornerW Concord, MA 01742 · Middlesex County
Emergency services Birthing friendly

Newton-Wellesley Hospital

Acute Care Hospitals · Newton, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220101
Location2014 Washington StreetNewton, MA 02462 · Middlesex County
Emergency services Birthing friendly

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 02453 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.

Internal Medicine
20 HOPE AVE, SUITE G03
WALTHAM, MA 02453
Clinic/Center (Medical Specialty)
20 HOPE AVE, SUITE 204
WALTHAM, MA 02453
Ophthalmology
20 HOPE AVE, SUITE 212
WALTHAM, MA 02453
Counselor (Mental Health)
20 HOPE AVE, G-05
WALTHAM, MA 02453
Specialist/Technologist Cardiovascular (Vascular Specialist)
20 HOPE AVE, SUITE 204
WALTHAM, MA 02453
Internal Medicine (Cardiovascular Disease)
20 HOPE AVE, SUITE 206
WALTHAM, MA 02453
Dietitian, Registered
20 HOPE AVE, SUITE G03
WALTHAM, MA 02453
Internal Medicine
20 HOPE AVE, SUITE G03
WALTHAM, MA 02453

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 Gigi Girgis's NPI number?

The NPI number for Gigi Girgis is 1053387316. It was assigned to this individual provider in the NPPES registry on February 27, 2006.

Where is Gigi Girgis located?

Gigi Girgis practices at 20 Hope Ave Suite 203, Waltham, MA 02453. The listed phone number is (781) 647-3550.

What is Gigi Girgis's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Gigi Girgis enrolled in Medicare?

Yes. Gigi Girgis 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.

What insurance does Gigi Girgis accept?

Health plans from Anthem Blue Cross and Blue Shield list Gigi Girgis as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Gigi Girgis affiliated with any hospitals?

According to CMS data, Gigi Girgis is affiliated with Massachusetts General Hospital, Emerson Hospital -, Newton-Wellesley Hospital and Brigham And Women's Hospital.

When was this NPI record last updated?

The NPPES record for Gigi Girgis was last updated on September 19, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.