Doctor profile · Federal record

Dr. William Graber, M.D.

Urology Physician (CMS: Urology) · Urology Physician · Houston, TX

  • NPI 1700816428
  • Accepts Medicare
  • MIPS 79.4 / 100 · 2023
  • 35 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1515 Holcombe Blvd
Houston, TX 770304009
(713) 792-6161
Mailing address
Po Box 4439
Houston, TX 772104439

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 27, 2012
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
208800000X — NUCC code
State licenses (2)
Texas #K3211 · Montana #9747
Medicaid (2)
TX #039850503 (MDACC) · MT #1700816428

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700816428. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
243
Distinct HCPCS
10
Medicare allowed
$38,253
HCPCS Description Services Patients Avg allowed
99203 New patient office or other outpatient visit, 30-44 minutes 65 65 $84
99202 New patient office or other outpatient visit, 15-29 minutes 39 39 $49
99214 Established patient office or other outpatient visit, 30-39 minutes 27 27 $99
52601 Removal of prostate gland using an electrocautery knife through urethra with control of bleeding using an endoscope 22 22 $741
52332 Insertion of stent in ureter using an endoscope 21 17 $183
99213 Established patient office or other outpatient visit, 20-29 minutes 18 18 $67
52356 Crushing of stone of ureter with insertion of stent using an endoscope 14 14 $365
51726 Complex measurement of pressure of urine flow in bladder 13 13 $86
51784 Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings 13 13 $19
99212 Established patient office or other outpatient visit, 10-19 minutes 11 11 $36

In context: peer comparison

Among 50 peers in Houston Urology Physician, average services per provider: 180. This provider delivers 1.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$35
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Exelixis INC. 2 $35.11

By nature of payment

Food and Beverage
$35

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
272
Patients
151
Total drug cost
$6,816
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 97 53 $2,661
Finasteride Generic 28 0 $378
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 28 26 $95
Tolterodine Tartrate ER (Tolterodine Tartrate) Brand 24 11 $2,320
Ciprofloxacin Hcl Generic 23 21 $116
Cephalexin Generic 17 16 $53
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 16 12 $126
Alfuzosin Hcl ER (Alfuzosin Hcl) Brand 15 0 $641
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 12 12 $46
Oxybutynin Chloride ER (Oxybutynin Chloride) Brand 12 0 $380

Frequently asked questions

Auto-generated from federal data
What is Dr. William Graber's medical specialty?
Dr. William Graber practices Urology Physician in Houston, TX.
Where does Dr. William Graber practice?
Dr. William Graber practices at 1515 Holcombe Blvd, Houston, TX 770304009. Office phone: 7137926161.
What is Dr. William Graber's NPI?
Dr. William Graber's National Provider Identifier (NPI) is 1700816428, issued by NPPES.
Does Dr. William Graber accept Medicare assignment?
Yes. Dr. William Graber accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Graber commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); New patient office or other outpatient visit (HCPCS 99202); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.