Doctor profile · Federal record

Dr. Warren Simi, MD

Internal Medicine Physician · Pulmonary Disease Physician · Houston, TX

  • NPI 1255329561
  • 21 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4126 Southwest Fwy, Ste 400
Houston, TX 770277310
(713) 479-1100
fax (713) 622-6910

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
December 11, 2007
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Texas #D 9661

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255329561. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
309
Distinct HCPCS
7
Medicare allowed
$20,107
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 91 58 $129
99213 Established patient office or other outpatient visit, 20-29 minutes 71 41 $91
36415 Insertion of needle into vein for collection of blood sample 62 49 $8
81002 Urinalysis, manual test 36 35 $3
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 23 20 $24
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free 13 13 $33
G0008 Administration of influenza virus vaccine 13 13 $25

In context: peer comparison

Among 393 peers in this city , average services per provider: 127. This provider delivers 2.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,505
Patients
387
Total drug cost
$68,682
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 334 89 $5,581
Amlodipine Besylate Generic 143 40 $1,302
Metoprolol Succinate Generic 142 41 $2,821
Losartan Potassium Generic 131 35 $2,595
Lisinopril Generic 115 32 $1,439
Gabapentin Generic 87 25 $2,830
Hydrochlorothiazide Generic 86 24 $732
Metformin Hcl Generic 85 23 $1,222
Levothyroxine Sodium Generic 82 23 $2,113
Simvastatin Generic 60 18 $867

Frequently asked questions

Auto-generated from federal data
What is Dr. Warren Simi's medical specialty?
Dr. Warren Simi practices Internal Medicine Physician in Houston, TX.
Where does Dr. Warren Simi practice?
Dr. Warren Simi practices at 4126 Southwest Fwy, Houston, TX 770277310. Office phone: 7134791100.
What is Dr. Warren Simi's NPI?
Dr. Warren Simi's National Provider Identifier (NPI) is 1255329561, issued by NPPES.
What procedures does Dr. Warren Simi commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.