Doctor profile · Federal record

Dr. Niloufar Guiv, M.D.

Specialist (CMS: Internal Medicine) · West Hills, CA

  • NPI 1124028345
  • Accepts Medicare
  • MIPS 99.2 / 100 · 2023
  • 37 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7301 Medical Center Dr, Suite 201
West Hills, CA 913071904
(818) 346-9911
fax (818) 346-2857

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
November 29, 2021
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
California #G73949

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124028345. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,370
Distinct HCPCS
10
Medicare allowed
$159,297
HCPCS Description Services Patients Avg allowed
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 269 23 $51
99214 Established patient office or other outpatient visit, 30-39 minutes 188 177 $138
45380 Biopsy of large bowel using a flexible endoscope 160 159 $157
99213 Established patient office or other outpatient visit, 20-29 minutes 156 129 $98
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 149 23 $67
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 139 137 $91
99204 New patient office or other outpatient visit, 45-59 minutes 123 123 $179
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 55 54 $263
99203 New patient office or other outpatient visit, 30-44 minutes 44 44 $121
45378 Diagnostic exam of large bowel using a flexible endoscope 32 31 $190

In context: peer comparison

Among 7 peers in this city , average services per provider: 121. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$711
Transactions
13
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Phathom Pharmaceuticals, Inc. 2 $239.30
Regeneron Healthcare Solutions, Inc. 1 $126.05
E.R. Squibb & Sons, L.L.C. 1 $122.11
ABBVIE INC. 4 $99.94
PFIZER INC. 3 $65.10
IRONWOOD PHARMACEUTICALS, INC 1 $29.85
Janssen Biotech, Inc. 1 $28.35

By nature of payment

Food and Beverage
$711

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
225
Patients
50
Total drug cost
$40,054
Drug Type Claims Patients Total cost
Omeprazole Generic 89 35 $1,097
Famotidine Generic 40 15 $1,032
Dexlansoprazole Dr (Dexlansoprazole) Brand 21 0 $5,849
Linzess (Linaclotide) Brand 20 0 $21,254
Mesalamine Generic 17 0 $7,324
Lansoprazole Generic 15 0 $526
Pantoprazole Sodium Generic 12 0 $152
Tenofovir Disoproxil Fumarate Generic 11 0 $2,821

Frequently asked questions

Auto-generated from federal data
What is Dr. Niloufar Guiv's medical specialty?
Dr. Niloufar Guiv practices Specialist in West Hills, CA.
Where does Dr. Niloufar Guiv practice?
Dr. Niloufar Guiv practices at 7301 Medical Center Dr, West Hills, CA 913071904. Office phone: 8183469911.
What is Dr. Niloufar Guiv's NPI?
Dr. Niloufar Guiv's National Provider Identifier (NPI) is 1124028345, issued by NPPES.
Does Dr. Niloufar Guiv accept Medicare assignment?
Yes. Dr. Niloufar Guiv accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Niloufar Guiv commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439); Established patient office or other outpatient visit (HCPCS 99214); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.