Doctor profile · Federal record

Dr. Walter Astorne, MD, FACP

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Internal Medicine Physician · Critical Care Medicine (Internal Medicine) Physician · Nephrology Physician · Nephrology Physician · Marietta, GA

  • NPI 1518177500
  • Accepts Medicare
  • MIPS 90.2 / 100 · 2023
  • 22 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
55 Whitcher St Ne Ste 160
Marietta, GA 300601160
(770) 422-1372
fax (770) 423-9651
Additional location
900 E Broadway Ave
Bismarck, ND 585014520
(701) 530-7000

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
September 27, 2019
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State licenses (4)
Georgia #081562 · Michigan #4301085400 · Minnesota #52149 · Minnesota #104428
Medicaid
MN #ENROLLED

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518177500. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
112
Distinct HCPCS
2
Medicare allowed
$22,130
HCPCS Description Services Patients Avg allowed
99291 Critical care, first 30-74 minutes 86 82 $214
31500 Emergent insertion of breathing tube into windpipe using an endoscope 26 26 $142

In context: peer comparison

Among 11 peers in Marietta Critical Care Medicine (Internal Medicine) Physician, average services per provider: 68. This provider delivers 1.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$71
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Getinge USA Sales, LLC 1 $47.51
Abbott Laboratories 1 $23.90

By nature of payment

Food and Beverage
$71

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Walter Astorne's medical specialty?
Dr. Walter Astorne practices Critical Care Medicine (Internal Medicine) Physician in Marietta, GA.
Where does Dr. Walter Astorne practice?
Dr. Walter Astorne practices at 55 Whitcher St Ne Ste 160, Marietta, GA 300601160. Office phone: 7704221372.
What is Dr. Walter Astorne's NPI?
Dr. Walter Astorne's National Provider Identifier (NPI) is 1518177500, issued by NPPES.
Does Dr. Walter Astorne accept Medicare assignment?
Yes. Dr. Walter Astorne accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Walter Astorne commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Emergent insertion of breathing tube into windpipe using an endoscope (HCPCS 31500). Source: CMS Medicare Physician & Other Practitioners file.