Doctor profile · Federal record

Dr. Nathan Grabher, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Wausau, WI

  • NPI 1760618623
  • Accepts Medicare
  • MIPS 85.5 / 100 · 2023
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
425 Pine Ridge Blvd
Wausau, WI 544014123
(715) 845-5505
fax (715) 848-2792

Credentials & registration

NPPES · NUCC
NPI registered
June 2009 — 17 yrs on file
Profile last updated
November 14, 2017
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Wisconsin #56233-20

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1760618623. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
79
Distinct HCPCS
4
Medicare allowed
$6,954
HCPCS Description Services Patients Avg allowed
36620 Insertion of artery tube for blood sampling or infusion through skin 21 21 $42
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 20 20 $57
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 19 17 $83
01402 Anesthesia for procedure for total knee joint replacement 19 19 $177

In context: peer comparison

Among 9 peers in this city , average services per provider: 23. This provider delivers 3.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$9
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Lifeward, Inc. 1 $9.07

By nature of payment

Food and Beverage
$9

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nathan Grabher's medical specialty?
Dr. Nathan Grabher practices Anesthesiology Physician in Wausau, WI.
Where does Dr. Nathan Grabher practice?
Dr. Nathan Grabher practices at 425 Pine Ridge Blvd, Wausau, WI 544014123. Office phone: 7158455505.
What is Dr. Nathan Grabher's NPI?
Dr. Nathan Grabher's National Provider Identifier (NPI) is 1760618623, issued by NPPES.
Does Dr. Nathan Grabher accept Medicare assignment?
Yes. Dr. Nathan Grabher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nathan Grabher commonly perform?
Top Medicare-reported procedures in 2023: Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620); Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731). Source: CMS Medicare Physician & Other Practitioners file.