Doctor profile · Federal record

Dr. Drew Tadiarca, M.D.

Internal Medicine Physician (CMS: Hospitalist) · Loma Linda, CA

  • NPI 1275893810
  • Accepts Medicare
  • MIPS 76.4 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11234 Anderson St
Loma Linda, CA 923542804
(909) 558-4000

Credentials & registration

NPPES · NUCC
NPI registered
May 2012 — 14 yrs on file
Profile last updated
August 3, 2016
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #A130516

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275893810. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
252
Distinct HCPCS
7
Medicare allowed
$28,861
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 79 38 $121
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 71 35 $81
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 25 25 $177
99213 Established patient office or other outpatient visit, 20-29 minutes 21 17 $94
99214 Established patient office or other outpatient visit, 30-39 minutes 21 18 $133
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 21 21 $132
99239 Hospital discharge day management, more than 30 minutes 14 14 $117

In context: peer comparison

Among 44 peers in Loma Linda Internal Medicine Physician, average services per provider: 98. This provider delivers 2.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$16
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Verrica Pharmaceuticals INC. 1 $15.53

By nature of payment

Food and Beverage
$16

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
298
Patients
59
Total drug cost
$5,845
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 93 30 $1,715
Amlodipine Besylate Generic 38 18 $281
Metformin Hcl Generic 28 11 $450
Diclofenac Sodium Generic 21 0 $1,235
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 20 0 $818
Lisinopril Generic 16 0 $276
Hydrochlorothiazide Generic 14 0 $80
Fluticasone Propionate Generic 12 0 $124
Terazosin Hcl Generic 12 0 $130
Famotidine Generic 11 0 $249

Frequently asked questions

Auto-generated from federal data
What is Dr. Drew Tadiarca's medical specialty?
Dr. Drew Tadiarca practices Internal Medicine Physician in Loma Linda, CA.
Where does Dr. Drew Tadiarca practice?
Dr. Drew Tadiarca practices at 11234 Anderson St, Loma Linda, CA 923542804. Office phone: 9095584000.
What is Dr. Drew Tadiarca's NPI?
Dr. Drew Tadiarca's National Provider Identifier (NPI) is 1275893810, issued by NPPES.
Does Dr. Drew Tadiarca accept Medicare assignment?
Yes. Dr. Drew Tadiarca accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Drew Tadiarca commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.