Doctor profile · Federal record

Dr. Jose Diaz, M.D.

Neurology Physician (CMS: Neurology) · Katy, TX

  • NPI 1194721480
  • Accepts Medicare
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
507 Park Grove Dr
Katy, TX 774501759
(281) 206-2127
fax (812) 206-2127

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
September 16, 2024
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State license (1)
Texas #J0942

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194721480. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
658
Distinct HCPCS
6
Medicare allowed
$82,100
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 405 277 $127
99213 Established patient office or other outpatient visit, 20-29 minutes 82 73 $86
95886 Needle measurement of electrical activity in arm or leg muscles, complete study 81 36 $80
99215 Established patient office or other outpatient visit, 40-54 minutes 45 40 $184
99204 New patient office or other outpatient visit, 45-59 minutes 27 27 $171
95913 Nerve conduction, 13 or more studies 18 18 $235

In context: peer comparison

Among 2 peers in this city , average services per provider: 85. This provider delivers 7.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,364
Transactions
129
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
UCB, Inc. 19 $475.62
Alexion Pharmaceuticals, Inc. 7 $247.02
PFIZER INC. 15 $202.08
SK Life Science, Inc. 11 $192.45
ABBVIE INC. 12 $190.48
Teva Pharmaceuticals USA, Inc. 9 $174.91
Takeda Pharmaceuticals U.S.A., Inc. 9 $165.74
Lilly USA, LLC 8 $163.06
ACADIA Pharmaceuticals Inc 12 $152.96
Abbott Laboratories 6 $136.99
Genentech USA, Inc. 7 $134.23
EMD Serono, Inc. 5 $115.83
MicroVention, Inc. 1 $98.13
Boston Scientific Corporation 3 $88.42
Novartis Pharmaceuticals Corporation 5 $88.14

By nature of payment

Food and Beverage
$3,349
Education
$15

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,036
Patients
495
Total drug cost
$740,188
Drug Type Claims Patients Total cost
Memantine Hcl Generic 366 113 $16,950
Gabapentin Generic 266 70 $7,985
Donepezil Hcl Generic 167 53 $2,231
Levetiracetam Generic 164 40 $7,078
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 131 40 $6,025
Rivastigmine (Rivastigmine Tartrate) Brand 131 30 $11,705
Clonazepam Generic 126 22 $1,779
Pregabalin Generic 121 38 $4,518
Primidone Generic 105 24 $2,246
Rasagiline Mesylate Generic 90 19 $19,728

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jose Diaz's medical specialty?
Dr. Jose Diaz practices Neurology Physician in Katy, TX.
Where does Dr. Jose Diaz practice?
Dr. Jose Diaz practices at 507 Park Grove Dr, Katy, TX 774501759. Office phone: 2812062127.
What is Dr. Jose Diaz's NPI?
Dr. Jose Diaz's National Provider Identifier (NPI) is 1194721480, issued by NPPES.
Does Dr. Jose Diaz accept Medicare assignment?
Yes. Dr. Jose Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jose Diaz 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); Needle measurement of electrical activity in arm or leg muscles, complete study (HCPCS 95886). Source: CMS Medicare Physician & Other Practitioners file.