Doctor profile · Federal record

Dr. Saif Al Yaseen, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Orange, CA

  • NPI 1356684096
  • Accepts Medicare
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2501 E Chapman Ave
Orange, CA 928693204
(714) 633-1011
Additional location
1250 16Th St Ste A454
Santa Monica, CA 904041249
(310) 301-9469
fax (310) 319-4908
Mailing address
26634 Sierra Vis
Mission Viejo, CA 926923334

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
August 29, 2023
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #141962

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356684096. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
896
Distinct HCPCS
6
Medicare allowed
$107,527
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 377 95 $85
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 230 83 $127
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 97 97 $186
99239 Hospital discharge day management, more than 30 minutes 87 86 $124
99214 Established patient office or other outpatient visit, 30-39 minutes 81 25 $129
99496 Transitional care management services for problem of high complexity 24 23 $292

In context: peer comparison

Among 42 peers in this city , average services per provider: 103. This provider delivers 8.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$82
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 1 $28.42
Janssen Pharmaceuticals, Inc 1 $27.11
Gilead Sciences, Inc. 1 $26.26

By nature of payment

Food and Beverage
$82

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
349
Patients
189
Total drug cost
$5,263
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 35 20 $514
Losartan Potassium Generic 32 12 $502
Pantoprazole Sodium Generic 31 23 $420
Levofloxacin Generic 30 28 $200
Carvedilol Generic 29 13 $384
Furosemide Generic 27 20 $85
Metformin Hcl Generic 21 0 $321
Amlodipine Besylate Generic 19 14 $252
Gabapentin Generic 19 0 $520
Ondansetron Odt (Ondansetron) Brand 19 14 $573

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Saif Al Yaseen's medical specialty?
Dr. Saif Al Yaseen practices Internal Medicine Physician in Orange, CA.
Where does Dr. Saif Al Yaseen practice?
Dr. Saif Al Yaseen practices at 2501 E Chapman Ave, Orange, CA 928693204. Office phone: 7146331011.
What is Dr. Saif Al Yaseen's NPI?
Dr. Saif Al Yaseen's National Provider Identifier (NPI) is 1356684096, issued by NPPES.
Does Dr. Saif Al Yaseen accept Medicare assignment?
Yes. Dr. Saif Al Yaseen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Saif Al Yaseen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.