Doctor profile · Federal record

Dr. Ben Waldau, M.D.

Neurological Surgery Physician (CMS: Neurosurgery) · Sacramento, CA

  • NPI 1982879524
  • Accepts Medicare
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4860 Y St Ste 3740
Sacramento, CA 958172307
(916) 734-3658
fax (916) 703-5368

Credentials & registration

NPPES · NUCC
NPI registered
April 2008 — 18 yrs on file
Profile last updated
July 11, 2012
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207T00000X — NUCC code
State license (1)
California #A121095

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982879524. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
258
Distinct HCPCS
10
Medicare allowed
$59,704
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 41 13 $82
36224 Insertion of tube into internal neck artery for diagnosis or treatment with review by radiologist 24 22 $286
76937 Ultrasonic guidance for blood vessel access 24 22 $14
61645 Removal of blood clot and injection to dissolve blood clot from head artery using fluoroscopic guidance 20 19 $835
75898 Imaging of blood vessel 20 17 $90
75894 Review by radiologist of image for insertion of material to block blood flow 19 17 $71
76377 3d radiographic procedure with computerized image postprocessing 19 18 $40
61624 Occlusion of central nervous system or spinal cord artery 18 16 $1,114
99152 Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 17 17 $13
99204 New patient office or other outpatient visit, 45-59 minutes 16 16 $138

In context: peer comparison

Among 11 peers in Sacramento Neurological Surgery Physician, average services per provider: 836. This provider delivers 0.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$31,409
Transactions
32
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Stryker Corporation 28 $30,846.71
DePuy Synthes Sales INC. 1 $256.19
Penumbra, INC. 1 $140.84
Route 92 Medical, INC. 1 $126.31
Imperative Care, INC 1 $38.95

By nature of payment

Consulting Fee
$27,750
Travel and Lodging
$2,477
Food and Beverage
$1,182

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ben Waldau's medical specialty?
Dr. Ben Waldau practices Neurological Surgery Physician in Sacramento, CA.
Where does Dr. Ben Waldau practice?
Dr. Ben Waldau practices at 4860 Y St Ste 3740, Sacramento, CA 958172307. Office phone: 9167343658.
What is Dr. Ben Waldau's NPI?
Dr. Ben Waldau's National Provider Identifier (NPI) is 1982879524, issued by NPPES.
Does Dr. Ben Waldau accept Medicare assignment?
Yes. Dr. Ben Waldau accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ben Waldau commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Insertion of tube into internal neck artery for diagnosis or treatment with review by radiologist (HCPCS 36224); Ultrasonic guidance for blood vessel access (HCPCS 76937). Source: CMS Medicare Physician & Other Practitioners file.