Doctor profile · Federal record

Dr. William Desimone, M.D.

Family Medicine Physician (CMS: Family Practice) · Katy, TX

  • NPI 1831501949
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
21700 Kingsland Blvd Ste 201
Katy, TX 77450
(281) 398-7954
fax (281) 578-7425
Additional location
605 S Conroe Medical Dr
Conroe, TX 77304
(936) 539-4004

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
November 1, 2018
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Texas #R0217

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831501949. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,008
Distinct HCPCS
10
Medicare allowed
$205,065
HCPCS Description Services Patients Avg allowed
J3304 Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg 960 17 $17
99214 Established patient office or other outpatient visit, 30-39 minutes 750 262 $128
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 192 30 $64
J0702 Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg 123 40 $6
99454 Remote monitoring of physiologic parameters, initial supply of devices with daily recordings or programmed alerts transmission, each 30 days 116 19 $51
99457 Management using the results of remote vital sign monitoring per calendar month, first 20 minutes 109 22 $50
G0008 Administration of influenza virus vaccine 96 95 $31
90662 Influenza vaccine split virus, preservative free 93 92 $71
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 91 91 $133
20610 Aspiration and/or injection of fluid from large joint 61 41 $72

In context: peer comparison

Among 30 peers in this city , average services per provider: 203. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,796
Transactions
101
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals LP 5 $505.73
Abbott Laboratories 8 $450.30
Amgen Inc. 17 $289.68
Corcept Therapeutics 6 $228.47
GlaxoSmithKline, LLC. 10 $199.39
Phathom Pharmaceuticals, Inc. 5 $196.77
Novo Nordisk Inc 23 $191.99
Boehringer Ingelheim Pharmaceuticals, Inc. 6 $161.93
Lilly USA, LLC 8 $148.37
Sumitomo Pharma America, Inc. 4 $55.64
PFIZER INC. 2 $41.59
Mylan Specialty L.P. 1 $32.55
Kowa Pharmaceuticals America, Inc. 2 $31.60
Regeneron Healthcare Solutions, Inc. 2 $27.97
Salix Pharmaceuticals, a division of Bausch Health US, LLC 2 $26.88

By nature of payment

Food and Beverage
$2,796

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,767
Patients
1,444
Total drug cost
$69,598
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 739 219 $11,856
Levothyroxine Sodium Generic 476 122 $6,480
Amlodipine Besylate Generic 425 113 $2,597
Metformin Hcl Er (Metformin Hcl) Brand 407 118 $4,600
Atorvastatin Calcium Generic 394 107 $5,040
Lisinopril Generic 363 106 $2,763
Omeprazole Generic 273 89 $3,431
Losartan Potassium Generic 263 82 $3,240
Levocetirizine Dihydrochloride Generic 252 98 $5,380
Ezetimibe Generic 225 69 $7,573

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Desimone's medical specialty?
Dr. William Desimone practices Family Medicine Physician in Katy, TX.
Where does Dr. William Desimone practice?
Dr. William Desimone practices at 21700 Kingsland Blvd Ste 201, Katy, TX 77450. Office phone: 2813987954.
What is Dr. William Desimone's NPI?
Dr. William Desimone's National Provider Identifier (NPI) is 1831501949, issued by NPPES.
Does Dr. William Desimone accept Medicare assignment?
Yes. Dr. William Desimone accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Desimone commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg (HCPCS J3304); Established patient office or other outpatient visit (HCPCS 99214); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.