Doctor profile · Federal record

Dr. Mohammad Arain, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Santa Maria, CA

  • NPI 1639167158
  • Accepts Medicare
  • 51 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1505 Shepard Dr, Suite 131
Santa Maria, CA 934547020
(805) 928-2645
fax (805) 928-1995

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
April 8, 2020
Year of graduation
1975 — 51 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A38905
Medicaid
CA #00A389050

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639167158. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,442
Distinct HCPCS
10
Medicare allowed
$468,327
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 1,634 394 $138
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 1,075 248 $67
36415 Insertion of needle into vein for collection of blood sample 695 295 $8
G0442 Annual alcohol misuse screening, 5 to 15 minutes 299 299 $21
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 298 298 $141
G0444 Annual depression screening, 5 to 15 minutes 297 297 $21
96372 Injection of drug or substance under skin or into muscle 294 108 $16
82274 Stool analysis for blood, by fecal hemoglobin determination by immunoassay 228 227 $16
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 214 207 $16
G0008 Administration of influenza virus vaccine 196 195 $33

In context: peer comparison

Among 9 peers in Santa Maria Internal Medicine Physician, average services per provider: 266. This provider delivers 24× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$201
Transactions
11
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 5 $89.48
Exact Sciences Corporation 2 $38.25
Abiomed 1 $21.67
GlaxoSmithKline, LLC. 1 $19.08
AstraZeneca Pharmaceuticals Lp 1 $18.64
Amgen INC. 1 $13.83

By nature of payment

Food and Beverage
$201

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,078
Patients
1,042
Total drug cost
$56,806
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 555 151 $6,891
Amlodipine Besylate Generic 475 109 $3,456
Diclofenac Sodium Generic 341 83 $5,482
Levothyroxine Sodium Generic 319 74 $5,816
Tamsulosin Hcl Generic 269 61 $4,415
Losartan Potassium Generic 250 61 $2,972
Metformin Hcl Generic 247 70 $2,666
Allopurinol Generic 240 57 $2,956
Simvastatin Generic 239 59 $1,840
Benazepril Hcl Generic 220 60 $2,496

Frequently asked questions

Auto-generated from federal data
What is Dr. Mohammad Arain's medical specialty?
Dr. Mohammad Arain practices Internal Medicine Physician in Santa Maria, CA.
Where does Dr. Mohammad Arain practice?
Dr. Mohammad Arain practices at 1505 Shepard Dr, Santa Maria, CA 934547020. Office phone: 8059282645.
What is Dr. Mohammad Arain's NPI?
Dr. Mohammad Arain's National Provider Identifier (NPI) is 1639167158, issued by NPPES.
Does Dr. Mohammad Arain accept Medicare assignment?
Yes. Dr. Mohammad Arain accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mohammad Arain commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Chronic care management services (HCPCS 99490); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.