Doctor profile · Federal record

Dr. Mark Raphael, DO

Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Saginaw, MI

  • NPI 1922428382
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
900 Cooper Ave Ste 4300
Saginaw, MI 486025182
(989) 583-7460
Additional location
28050 Grand River Ave, Department of Medical Education
Farmington Hills, MI 483365919
(248) 888-2515
fax (248) 471-8837
Mailing address
1447 N Harrison St
Saginaw, MI 486024727

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
March 26, 2021
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Michigan #5101020932

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922428382. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
600
Distinct HCPCS
10
Medicare allowed
$73,261
HCPCS Description Services Patients Avg allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 149 141 $85
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 95 92 $124
45380 Biopsy of large bowel using a flexible endoscope 77 76 $81
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 77 76 $238
99204 New patient office or other outpatient visit, 45-59 minutes 41 41 $159
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 32 30 $76
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 29 29 $81
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 23 21 $104
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 16 16 $147
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 16 11 $94

In context: peer comparison

Among 4 peers in Saginaw Gastroenterology Physician, average services per provider: 41. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$589
Transactions
32
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 13 $235.61
Ironwood Pharmaceuticals, INC 3 $61.31
Takeda Pharmaceuticals U.S.A., INC. 3 $50.63
Janssen Biotech, INC. 2 $40.75
Pfizer INC. 2 $35.13
Intercept Pharmaceuticals, INC. 2 $34.47
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 1 $22.70
Celltrion USA INC. 1 $20.21
Ipsen Biopharmaceuticals, INC 1 $18.58
CapsoVision, INC. 1 $18.57
Aimmune Therapeutics, INC. 1 $17.02
Celgene Corporation 1 $16.82
Lilly USA, LLC 1 $16.75

By nature of payment

Food and Beverage
$589

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
968
Patients
609
Total drug cost
$63,285
Drug Type Claims Patients Total cost
Omeprazole Generic 289 139 $6,441
Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 204 199 $3,766
Pantoprazole Sodium Generic 85 36 $1,722
Famotidine Generic 60 22 $442
Sucralfate Generic 51 32 $7,054
Linzess (Linaclotide) Brand 41 16 $21,976
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 39 38 $2,724
Nystatin Generic 33 32 $493
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 33 33 $946
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 28 26 $4,735

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Raphael's medical specialty?
Dr. Mark Raphael practices Gastroenterology Physician in Saginaw, MI.
Where does Dr. Mark Raphael practice?
Dr. Mark Raphael practices at 900 Cooper Ave Ste 4300, Saginaw, MI 486025182. Office phone: 9895837460.
What is Dr. Mark Raphael's NPI?
Dr. Mark Raphael's National Provider Identifier (NPI) is 1922428382, issued by NPPES.
Does Dr. Mark Raphael accept Medicare assignment?
Yes. Dr. Mark Raphael accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Raphael commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.