Doctor profile · Federal record

Dr. FLAVIO ALVAREZ, MD

Nephrology Physician (CMS: NEPHROLOGY) · Emergency Medicine Physician · LIVE OAK, TX

  • NPI 1932175601
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11481 TOEPPERWEIN RD, STE 1202
LIVE OAK, TX 78233
(210) 655-8470
fax (210) 967-0276
Mailing address
16620 N US HIGHWAY 281, STE 300
SAN ANTONIO, TX 782322327

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
October 12, 2022
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Texas #K4849
Medicaid
TX #046188101

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932175601. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,975
Distinct HCPCS
10
Medicare allowed
$290,295
HCPCS Description Services Patients Avg allowed
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 392 74 $58
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 389 56 $338
99214 Established patient office or other outpatient visit, 30-39 minutes 329 194 $106
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 262 80 $76
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 155 58 $45
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 93 41 $280
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 83 45 $114
90966 Home dialysis services per month (20 years or older) 59 12 $271
99426 Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month 49 15 $59
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 45 43 $167

In context: peer comparison

Among 4 peers in this city , average services per provider: 191. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,100
Transactions
94
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 14 $377.07
Aurinia Pharma U.S., Inc. 8 $303.22
Amgen Inc. 16 $230.84
Ardelyx, Inc. 5 $188.74
Fresenius USA Marketing, Inc. 18 $162.22
VentureMed Group, Inc. 1 $152.87
Bayer Healthcare Pharmaceuticals Inc. 9 $145.27
CorMedix Inc. 3 $87.60
Novartis Pharmaceuticals Corporation 3 $85.82
Otsuka America Pharmaceutical, Inc. 3 $73.73
Mallinckrodt Hospital Products Inc. 3 $60.43
Travere Therapeutics, Inc. 4 $57.86
Novo Nordisk Inc 3 $53.76
OPKO Pharmaceuticals, LLC 3 $43.81
ANI Pharmaceuticals, Inc. 1 $20.71

By nature of payment

Food and Beverage
$2,100

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,685
Patients
533
Total drug cost
$559,811
Drug Type Claims Patients Total cost
Farxiga (Dapagliflozin Propanediol) Brand 196 67 $166,641
Amlodipine Besylate Generic 186 53 $1,246
Losartan Potassium Generic 172 60 $2,211
Nifedipine Er (Nifedipine) Brand 170 59 $7,875
Furosemide Generic 127 48 $1,026
Sevelamer Carbonate Generic 124 42 $26,954
Carvedilol Generic 121 38 $1,506
Lisinopril Generic 113 32 $1,051
Pantoprazole Sodium Generic 77 24 $1,865
Auryxia (Ferric Citrate) Brand 75 24 $174,663

Hospital affiliations

CMS Hospital Compare