Doctor profile · Federal record

Dr. Sinan Khayyat, MD

Internal Medicine Physician (CMS: Internal Medicine) · La Mesa, CA

  • NPI 1578092318
  • 18 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5555 Grossmont Center Dr
La Mesa, CA 919423019
(619) 740-6000

Credentials & registration

NPPES · NUCC
NPI registered
June 2017 — 9 yrs on file
Profile last updated
January 16, 2024
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Kansas #94-09252

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1578092318. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,505
Distinct HCPCS
8
Medicare allowed
$194,891
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 777 211 $123
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 253 250 $179
99239 Hospital discharge day management, more than 30 minutes 231 227 $119
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 131 28 $82
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 50 42 $190
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 33 15 $42
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 17 16 $182
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 13 $134

In context: peer comparison

Among 15 peers in this city , average services per provider: 106. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$434
Transactions
8
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 2 $241.09
Janssen Pharmaceuticals, Inc 2 $94.39
Merck Sharp & Dohme LLC 1 $30.25
ABBVIE INC. 1 $23.76
Boehringer Ingelheim Pharmaceuticals, Inc. 1 $23.19
GlaxoSmithKline, LLC. 1 $21.20

By nature of payment

Food and Beverage
$434

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
392
Patients
171
Total drug cost
$6,973
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 46 25 $373
Atorvastatin Calcium Generic 41 21 $433
Gabapentin Generic 38 17 $614
Clopidogrel (Clopidogrel Bisulfate) Brand 31 11 $284
Furosemide Generic 25 14 $124
Amlodipine Besylate Generic 24 14 $149
Cephalexin Generic 24 24 $252
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 24 24 $150
Novolog Flexpen (Insulin Aspart) Brand 22 0 $3,636
Prednisone Generic 21 21 $47

Frequently asked questions

Auto-generated from federal data
What is Dr. Sinan Khayyat's medical specialty?
Dr. Sinan Khayyat practices Internal Medicine Physician in La Mesa, CA.
Where does Dr. Sinan Khayyat practice?
Dr. Sinan Khayyat practices at 5555 Grossmont Center Dr, La Mesa, CA 919423019. Office phone: 6197406000.
What is Dr. Sinan Khayyat's NPI?
Dr. Sinan Khayyat's National Provider Identifier (NPI) is 1578092318, issued by NPPES.
Does Dr. Sinan Khayyat accept Medicare assignment?
Dr. Sinan Khayyat does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Sinan Khayyat commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.