Doctor profile · Federal record

Dr. Catherine Obin, Ancc

Nurse Practitioner · Wareham, MA

  • NPI 1841286739
  • Accepts Medicare
  • 24 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Rosebrook Way
Wareham, MA 025711138
(508) 273-4950
fax (508) 273-4951
Mailing address
200 Mill RD Ste 180
Fairhaven, MA 027195255

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
April 23, 2020
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Massachusetts #494841

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841286739. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,066
Distinct HCPCS
10
Medicare allowed
$97,829
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 373 211 $112
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 158 158 $114
99213 Established patient office or other outpatient visit, 20-29 minutes 139 119 $79
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 95 13 $55
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 67 12 $42
G0008 Administration of influenza virus vaccine 66 66 $31
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 55 55 $75
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 21 20 $13
99495 Transitional care management services for problem of at least moderate complexity 17 17 $181
99496 Transitional care management services for problem of high complexity 17 17 $245

In context: peer comparison

Among 7 peers in Wareham Nurse Practitioner, average services per provider: 76. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$781
Transactions
8
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Phathom Pharmaceuticals, INC. 2 $157.49
AstraZeneca Pharmaceuticals Lp 2 $148.40
Otsuka America Pharmaceutical, INC. 1 $124.97
Abbvie INC. 1 $120.65
Novo Nordisk INC 1 $115.56
Boehringer Ingelheim Pharmaceuticals, INC. 1 $114.30

By nature of payment

Food and Beverage
$781

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,398
Patients
492
Total drug cost
$26,244
Drug Type Claims Patients Total cost
Omeprazole Generic 158 50 $3,482
Atorvastatin Calcium Generic 144 50 $3,205
Amlodipine Besylate Generic 132 46 $1,027
Lisinopril Generic 117 41 $1,654
Metoprolol Succinate Generic 116 39 $3,777
Levothyroxine Sodium Generic 100 37 $1,395
Lorazepam Generic 91 26 $712
Metformin Hcl Generic 80 27 $1,148
Gabapentin Generic 78 21 $1,314
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 72 23 $2,473

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Obin's medical specialty?
Dr. Catherine Obin practices Nurse Practitioner in Wareham, MA.
Where does Dr. Catherine Obin practice?
Dr. Catherine Obin practices at 100 Rosebrook Way, Wareham, MA 025711138. Office phone: 5082734950.
What is Dr. Catherine Obin's NPI?
Dr. Catherine Obin's National Provider Identifier (NPI) is 1841286739, issued by NPPES.
Does Dr. Catherine Obin accept Medicare assignment?
Yes. Dr. Catherine Obin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Obin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.