Doctor profile · Federal record

Dr. Ross Greenstein, PA

Physician Assistant · Surgical Physician Assistant · Surgical Physician Assistant · Surgical Physician Assistant · South Bend, IN

  • NPI 1598772071
  • Accepts Medicare
  • 26 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 6 locations .

NPPES Updated May 11, 2026
Primary practice
610 N Michigan St Ste 306
South Bend, IN 466011079
(574) 647-6500
fax (574) 647-6518
Additional location
1100 E Michigan Ave, Suite 301
Jackson, MI 492011847
(517) 817-7609
Additional location
3601 W 13 Mile RD
Royal Oak, MI 480736712
(248) 898-4021
Show 3 more locations
Additional location
44201 Dequindre RD
Troy, MI 480851117
(248) 964-8432
Additional location
10590 N Meridian St Ste 105
Carmel, IN 462901028
(317) 583-7800
Additional location
500 Arcade Ave Ste 230
Elkhart, IN 465142485
(574) 522-6565
fax (574) 522-5572
Mailing address
1885 Westbourne CT
Chelsea, MI 481189173

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
December 19, 2024
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
363A00000X — NUCC code
State licenses (3)
Michigan #5601005214 · Indiana #10003974A · Illinois #085002270

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598772071. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
61
Distinct HCPCS
4
Medicare allowed
$4,681
HCPCS Description Services Patients Avg allowed
33508 Harvest of vein using an endoscope 22 22 $2
33533 Coronary artery bypass using artery graft, 1 graft 15 15 $217
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 13 11 $65
33518 Coronary artery bypass using vein or artery graft, 2 grafts 11 11 $49

In context: peer comparison

Among 14 peers in this city , average services per provider: 107. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$429
Transactions
6
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Edwards Lifesciences Corporation 1 $209.94
ATRICURE, INC. 1 $155.13
Ethicon US, LLC 2 $35.67
Zimmer Biomet Holdings, Inc. 1 $19.55
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 1 $9.05

By nature of payment

Food and Beverage
$429

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$61
Drug Type Claims Patients Total cost
Metoprolol Tartrate Generic 11 0 $61

Frequently asked questions

Auto-generated from federal data
What is Dr. Ross Greenstein's medical specialty?
Dr. Ross Greenstein practices Physician Assistant in South Bend, IN.
Where does Dr. Ross Greenstein practice?
Dr. Ross Greenstein practices at 610 N Michigan St Ste 306, South Bend, IN 466011079. Office phone: 5746476500.
What is Dr. Ross Greenstein's NPI?
Dr. Ross Greenstein's National Provider Identifier (NPI) is 1598772071, issued by NPPES.
Does Dr. Ross Greenstein accept Medicare assignment?
Yes. Dr. Ross Greenstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ross Greenstein commonly perform?
Top Medicare-reported procedures in 2023: Harvest of vein using an endoscope (HCPCS 33508); Coronary artery bypass using artery graft, 1 graft (HCPCS 33533); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.