Doctor profile · Federal record

Dr. Gigi Girgis, M.D.

Neurology Physician (CMS: Neurology) · Waltham, MA

  • NPI 1053387316
  • Accepts Medicare
  • 46 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
20 Hope Ave, Suite 203
Waltham, MA 024532721
(781) 647-3550
fax (781) 899-8845

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
September 19, 2007
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
Massachusetts #50799
Medicaid
MA #3000494

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1053387316. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,061
Distinct HCPCS
10
Medicare allowed
$155,113
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 461 326 $140
99213 Established patient office or other outpatient visit, 20-29 minutes 211 170 $99
99204 New patient office or other outpatient visit, 45-59 minutes 122 122 $182
99215 Established patient office or other outpatient visit, 40-54 minutes 87 73 $196
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 47 46 $184
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 40 40 $138
99205 New patient office or other outpatient visit, 60-74 minutes 38 38 $239
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 23 19 $126
99204 New patient office or other outpatient visit, 45-59 minutes 21 21 $142
95886 Needle measurement of electrical activity in arm or leg muscles, complete study 11 11 $112

In context: peer comparison

Among 1 peers in Waltham Neurology Physician, average services per provider: 106. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$169
Transactions
9
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Amneal Pharmaceuticals LLC 6 $103.01
Pfizer INC. 2 $41.87
Abbvie INC. 1 $23.77

By nature of payment

Food and Beverage
$169

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,222
Patients
502
Total drug cost
$67,376
Drug Type Claims Patients Total cost
Memantine Hcl Generic 352 83 $14,102
Gabapentin Generic 294 67 $6,030
Escitalopram Oxalate Generic 234 65 $3,900
Donepezil Hcl Generic 177 43 $2,299
Clonazepam Generic 160 17 $1,322
Levetiracetam Generic 156 25 $7,322
Duloxetine Hcl Generic 132 40 $4,575
Lamotrigine Generic 121 21 $4,066
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 100 30 $3,151
Trazodone Hcl Generic 96 32 $1,330

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gigi Girgis's medical specialty?
Dr. Gigi Girgis practices Neurology Physician in Waltham, MA.
Where does Dr. Gigi Girgis practice?
Dr. Gigi Girgis practices at 20 Hope Ave, Waltham, MA 024532721. Office phone: 7816473550.
What is Dr. Gigi Girgis's NPI?
Dr. Gigi Girgis's National Provider Identifier (NPI) is 1053387316, issued by NPPES.
Does Dr. Gigi Girgis accept Medicare assignment?
Yes. Dr. Gigi Girgis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gigi Girgis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.