Doctor profile · Federal record

Dr. Jean Callahan, FNP-C

Nurse Practitioner · Wareham, MA

  • NPI 1508419607
  • Accepts Medicare
  • 7 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
43 Hight St
Wareham, MA 02536
(508) 973-5919
Additional location
40 Davis Straits
Falmouth, MA 025403906
(774) 255-3010
fax (508) 388-2312
Mailing address
43 High St
Wareham, MA 025712097

Credentials & registration

NPPES · NUCC
NPI registered
July 2019 — 7 yrs on file
Profile last updated
April 3, 2025
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Massachusetts #RN256099
Medicaid
MA #110028173B

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508419607. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
758
Distinct HCPCS
6
Medicare allowed
$56,814
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 336 150 $68
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 151 105 $102
99238 Hospital discharge day management, 30 minutes or less 123 122 $69
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 81 27 $42
99239 Hospital discharge day management, more than 30 minutes 47 47 $98
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 20 20 $111

In context: peer comparison

Among 7 peers in Wareham Nurse Practitioner, average services per provider: 76. This provider delivers 10.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
68
Patients
52
Total drug cost
$1,713
Drug Type Claims Patients Total cost
Prednisone Generic 26 26 $114
Pantoprazole Sodium Generic 17 13 $200
Cefpodoxime Proxetil Generic 13 13 $552
Fluorometholone Generic 12 0 $847

Frequently asked questions

Auto-generated from federal data
What is Dr. Jean Callahan's medical specialty?
Dr. Jean Callahan practices Nurse Practitioner in Wareham, MA.
Where does Dr. Jean Callahan practice?
Dr. Jean Callahan practices at 43 Hight St, Wareham, MA 02536. Office phone: 5089735919.
What is Dr. Jean Callahan's NPI?
Dr. Jean Callahan's National Provider Identifier (NPI) is 1508419607, issued by NPPES.
Does Dr. Jean Callahan accept Medicare assignment?
Yes. Dr. Jean Callahan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jean Callahan 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); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.