Doctor profile · Federal record

Dr. Michael Marshall, D.O.

Family Medicine Physician (CMS: Family Practice) · General Practice Physician · Student in an Organized Health Care Education/Training Program · Surgery Physician · Greenville, SC

  • NPI 1568809465
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
215 Halton RD
Greenville, SC 296073509
(864) 454-2700
fax (864) 288-5082
Additional location
1298 Woodruff RD
Greenville, SC 296075754
(864) 236-4700
fax (864) 236-4701
Additional location
1322 3Rd Street Se, Suite 240, MS 1322-2-Efm, East Pierce Family Medicine
Puyallup, WA 983710192
(253) 697-1420
fax (253) 697-1439
Mailing address
300 E McBee Ave Fl 4
Greenville, SC 296012842

Credentials & registration

NPPES · NUCC
NPI registered
May 2013 — 13 yrs on file
Profile last updated
May 1, 2024
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
South Carolina #83810 · Washington #OP60591635

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568809465. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
677
Distinct HCPCS
8
Medicare allowed
$47,883
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 219 116 $118
36415 Insertion of needle into vein for collection of blood sample 175 113 $8
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 83 83 $121
99213 Established patient office or other outpatient visit, 20-29 minutes 70 57 $84
83036 Hemoglobin a1c level 60 38 $9
G0008 Administration of influenza virus vaccine 31 31 $29
90662 Influenza vaccine split virus, preservative free 26 26 $72
99203 New patient office or other outpatient visit, 30-44 minutes 13 13 $105

In context: peer comparison

Among 54 peers in Greenville Family Medicine Physician, average services per provider: 295. This provider delivers 2.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 1 $20.72

By nature of payment

Food and Beverage
$21

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,668
Patients
530
Total drug cost
$19,372
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 232 71 $1,605
Atorvastatin Calcium Generic 218 73 $2,752
Levothyroxine Sodium Generic 181 45 $2,219
Rosuvastatin Calcium Generic 127 39 $2,668
Omeprazole Generic 120 44 $1,806
Metformin Hcl Generic 101 33 $656
Lisinopril Generic 100 34 $622
Metformin Hcl ER (Metformin Hcl) Brand 90 28 $1,345
Hydrochlorothiazide Generic 84 27 $325
Montelukast Sodium Generic 73 23 $1,193

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Marshall's medical specialty?
Dr. Michael Marshall practices Family Medicine Physician in Greenville, SC.
Where does Dr. Michael Marshall practice?
Dr. Michael Marshall practices at 215 Halton RD, Greenville, SC 296073509. Office phone: 8644542700.
What is Dr. Michael Marshall's NPI?
Dr. Michael Marshall's National Provider Identifier (NPI) is 1568809465, issued by NPPES.
Does Dr. Michael Marshall accept Medicare assignment?
Yes. Dr. Michael Marshall accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Marshall commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.