Doctor profile · Federal record

Dr. Dalia Al-Mudallal, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Internal Medicine Physician · Gastroenterology Physician · Internal Medicine Physician · Gastroenterology Physician · Laguna Hills, CA

  • NPI 1356502116
  • Accepts Medicare
  • 19 yrs in practice
  • Licensed in 4 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 7 locations .

NPPES Updated May 11, 2026
Primary practice
24411 Health Center Dr Ste 430
Laguna Hills, CA 926533633
(949) 452-3933
fax (949) 458-1291
Additional location
1 Medical Park Blvd
Bristol, TN 376207430
(423) 844-1121
Additional location
130 W Ravine RD
Kingsport, TN 376603837
(423) 224-4000
Show 4 more locations
Additional location
1420 Tusculum Blvd
Greeneville, TN 377454279
(423) 787-6370
Additional location
16000 Johnston Memorial Dr
Abingdon, VA 242117664
(276) 258-1880
Additional location
850 Enterprise Pkwy Ste 2000
Hampton, VA 236666252
(757) 599-6333
Additional location
1390 W 16Th St
Yuma, AZ 853644430
(928) 344-4325
Mailing address
14252 Culver Dr # A338
Irvine, CA 926040317

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
October 16, 2025
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (4)
California #A131849 · Virginia #0101248509 · Tennessee #73892 · Arizona #76377

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356502116. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
73
Distinct HCPCS
3
Medicare allowed
$8,931
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 41 36 $140
99204 New patient office or other outpatient visit, 45-59 minutes 17 17 $183
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 15 15 $6

In context: peer comparison

Among 5 peers in this city , average services per provider: 69. This provider delivers 1.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$348
Transactions
14
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 8 $207.52
GENZYME CORPORATION 1 $27.42
Janssen Biotech, Inc. 1 $27.15
Celltrion USA Inc. 1 $25.19
Regeneron Healthcare Solutions, Inc. 1 $23.14
TerSera Therapeutics LLC 1 $19.07
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $18.14

By nature of payment

Food and Beverage
$348

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
648
Patients
152
Total drug cost
$44,466
Drug Type Claims Patients Total cost
Famotidine Generic 200 64 $3,008
Pantoprazole Sodium Generic 184 57 $2,723
Omeprazole Generic 63 17 $1,013
Cholestyramine (Cholestyramine (With Sugar)) Brand 29 0 $1,606
Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) Brand 29 0 $1,048
Linzess (Linaclotide) Brand 27 0 $28,710
Dicyclomine Hcl Generic 19 0 $462
Metronidazole Generic 19 14 $208
Ondansetron Odt (Ondansetron) Brand 15 0 $229
Ciprofloxacin Hcl Generic 14 0 $93

Frequently asked questions

Auto-generated from federal data
What is Dr. Dalia Al-Mudallal's medical specialty?
Dr. Dalia Al-Mudallal practices Gastroenterology Physician in Laguna Hills, CA.
Where does Dr. Dalia Al-Mudallal practice?
Dr. Dalia Al-Mudallal practices at 24411 Health Center Dr Ste 430, Laguna Hills, CA 926533633. Office phone: 9494523933.
What is Dr. Dalia Al-Mudallal's NPI?
Dr. Dalia Al-Mudallal's National Provider Identifier (NPI) is 1356502116, issued by NPPES.
Does Dr. Dalia Al-Mudallal accept Medicare assignment?
Yes. Dr. Dalia Al-Mudallal accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dalia Al-Mudallal commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500). Source: CMS Medicare Physician & Other Practitioners file.