Doctor profile · Federal record

Dr. Mary Jane Belderol, MD

Internal Medicine Physician (CMS: Hospitalist) · Student in an Organized Health Care Education/Training Program · Saginaw, MI

  • NPI 1255696134
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1000 Houghton Ave
Saginaw, MI 486025303
(989) 583-6800

Credentials & registration

NPPES · NUCC
NPI registered
July 2012 — 14 yrs on file
Profile last updated
November 3, 2023
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Ohio #35.126623 · Michigan #4301100244

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255696134. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
660
Distinct HCPCS
5
Medicare allowed
$55,479
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 365 145 $78
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 113 77 $117
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 94 36 $49
99239 Hospital discharge day management, more than 30 minutes 73 72 $112
99497 Advance care planning, first 30 minutes 15 12 $74

In context: peer comparison

Among 36 peers in Saginaw Internal Medicine Physician, average services per provider: 118. This provider delivers 5.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
59
Patients
15
Total drug cost
$826
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 21 15 $168
Atorvastatin Calcium Generic 15 0 $303
Oxycodone Hcl Generic 12 0 $105
Isosorbide Mononitrate ER (Isosorbide Mononitrate) Brand 11 0 $250

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Jane Belderol's medical specialty?
Dr. Mary Jane Belderol practices Internal Medicine Physician in Saginaw, MI.
Where does Dr. Mary Jane Belderol practice?
Dr. Mary Jane Belderol practices at 1000 Houghton Ave, Saginaw, MI 486025303. Office phone: 9895836800.
What is Dr. Mary Jane Belderol's NPI?
Dr. Mary Jane Belderol's National Provider Identifier (NPI) is 1255696134, issued by NPPES.
Does Dr. Mary Jane Belderol accept Medicare assignment?
Yes. Dr. Mary Jane Belderol accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Jane Belderol commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.