Doctor profile · Federal record

Dr. Catherine Gaffney, DO

Internal Medicine Physician (CMS: Internal Medicine) · Tulsa, OK

  • NPI 1831143155
  • Accepts Medicare
  • 30 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9228 S Mingo RD, Suite 103
Tulsa, OK 741335718
(918) 392-7575
fax (918) 615-3465

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
February 19, 2015
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Oklahoma #4159
Medicaid
OK #200045840A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831143155. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
699
Distinct HCPCS
9
Medicare allowed
$53,202
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 422 180 $89
G0008 Administration of influenza virus vaccine 60 60 $29
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 57 57 $76
99213 Established patient office or other outpatient visit, 20-29 minutes 51 37 $79
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 43 43 $43
36415 Insertion of needle into vein for collection of blood sample 23 23 $7
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $155
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 13 11 $35
G0009 Administration of pneumococcal vaccine 12 12 $29

In context: peer comparison

Among 103 peers in Tulsa Internal Medicine Physician, average services per provider: 138. This provider delivers 5.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,619
Transactions
83
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 14 $341.12
Novo Nordisk INC 18 $309.26
AstraZeneca Pharmaceuticals Lp 13 $263.18
Abbvie INC. 15 $190.70
Otsuka America Pharmaceutical, INC. 8 $177.07
Boehringer Ingelheim Pharmaceuticals, INC. 1 $95.11
Pfizer INC. 4 $76.74
Takeda Pharmaceuticals U.S.A., INC. 3 $50.89
Currax Pharmaceuticals LLC 2 $32.63
Novartis Pharmaceuticals Corporation 1 $21.98
Intra-Sana Laboratories 1 $17.07
Astellas Pharma US INC 1 $15.59
iRhythm Technologies, INC. 1 $14.48
Exact Sciences Corporation 1 $13.24

By nature of payment

Food and Beverage
$1,619

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,738
Patients
450
Total drug cost
$360,421
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 226 61 $3,701
Atorvastatin Calcium Generic 183 53 $3,865
Amlodipine Besylate Generic 143 44 $1,565
Losartan Potassium Generic 135 40 $2,231
Ozempic (Semaglutide) Brand 125 25 $143,182
Rosuvastatin Calcium Generic 113 36 $3,175
Gabapentin Generic 105 22 $1,629
Trazodone Hcl Generic 100 21 $1,251
Lisinopril Generic 96 27 $1,104
Mounjaro (Tirzepatide) Brand 96 17 $106,449

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Gaffney's medical specialty?
Dr. Catherine Gaffney practices Internal Medicine Physician in Tulsa, OK.
Where does Dr. Catherine Gaffney practice?
Dr. Catherine Gaffney practices at 9228 S Mingo RD, Tulsa, OK 741335718. Office phone: 9183927575.
What is Dr. Catherine Gaffney's NPI?
Dr. Catherine Gaffney's National Provider Identifier (NPI) is 1831143155, issued by NPPES.
Does Dr. Catherine Gaffney accept Medicare assignment?
Yes. Dr. Catherine Gaffney accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Gaffney commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Administration of influenza virus vaccine (HCPCS G0008); Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage (HCPCS 90694). Source: CMS Medicare Physician & Other Practitioners file.