Doctor profile · Federal record

Dr. Jamie McOsker, PA-C

Surgical Physician Assistant (CMS: Physician Assistant) · Manchester, NH

  • NPI 1265766836
  • Accepts Medicare
  • 17 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 McGregor St, Cardiothoracic Surgical Associates Suite B-600A
Manchester, NH 031023730
(603) 663-6340
fax (603) 663-6822
Mailing address
6 Ponemah RD
Amherst, NH 030313001

Credentials & registration

NPPES · NUCC
NPI registered
September 2009 — 17 yrs on file
Profile last updated
October 19, 2020
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363AS0400X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265766836. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
50
Distinct HCPCS
3
Medicare allowed
$5,480
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 20 20 $147
33508 Harvest of vein using an endoscope 18 17 $2
33533 Coronary artery bypass using artery graft, 1 graft 12 12 $208

In context: peer comparison

Among 9 peers in this city , average services per provider: 30. This provider delivers 1.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$57
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 2 $56.76

By nature of payment

Food and Beverage
$57

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
100
Patients
29
Total drug cost
$906
Drug Type Claims Patients Total cost
Metoprolol Tartrate Generic 30 16 $189
Atorvastatin Calcium Generic 20 0 $269
Clopidogrel (Clopidogrel Bisulfate) Brand 14 0 $193
Furosemide Generic 13 13 $23
Warfarin Sodium Generic 12 0 $116
Metoprolol Succinate Generic 11 0 $116

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jamie McOsker's medical specialty?
Dr. Jamie McOsker practices Surgical Physician Assistant in Manchester, NH.
Where does Dr. Jamie McOsker practice?
Dr. Jamie McOsker practices at 100 McGregor St, Manchester, NH 031023730. Office phone: 6036636340.
What is Dr. Jamie McOsker's NPI?
Dr. Jamie McOsker's National Provider Identifier (NPI) is 1265766836, issued by NPPES.
Does Dr. Jamie McOsker accept Medicare assignment?
Yes. Dr. Jamie McOsker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jamie McOsker commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Harvest of vein using an endoscope (HCPCS 33508); Coronary artery bypass using artery graft, 1 graft (HCPCS 33533). Source: CMS Medicare Physician & Other Practitioners file.