Doctor profile · Federal record

Dr. Cassie Davis, APRN-CNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Stillwater, OK

  • NPI 1548616295
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1815 W 6Th Ave
Stillwater, OK 740744202
(405) 743-7300
fax (405) 743-7398

Credentials & registration

NPPES · NUCC
NPI registered
May 2016 — 10 yrs on file
Profile last updated
January 20, 2021
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Oklahoma #0104685

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548616295. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
51
Distinct HCPCS
2
Medicare allowed
$3,966
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 40 32 $71
99214 Established patient office or other outpatient visit, 30-39 minutes 11 11 $101

In context: peer comparison

Among 7 peers in this city , average services per provider: 85. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,461
Transactions
78
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Lundbeck LLC 12 $203.00
ABBVIE INC. 15 $175.44
Amneal Pharmaceuticals LLC 10 $167.11
Axsome Therapeutics, Inc. 5 $101.13
Otsuka America Pharmaceutical, Inc. 5 $100.49
GlaxoSmithKline, LLC. 5 $77.84
IBSA Pharma Inc. 4 $75.28
Astellas Pharma US Inc 4 $71.38
MAYNE PHARMA COMMERCIAL LLC 3 $55.96
Bausch Health US, LLC 3 $54.05
Azurity Pharmaceuticals, Inc. 3 $52.49
Lilly USA, LLC 3 $42.81
Noven Therapeutics, LLC 2 $33.98
IRONWOOD PHARMACEUTICALS, INC 2 $33.45
PFIZER INC. 2 $31.42

By nature of payment

Food and Beverage
$1,461

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
16
Patients
0
Total drug cost
$19,586
Drug Type Claims Patients Total cost
Ozempic (Semaglutide) Brand 16 0 $19,586

Frequently asked questions

Auto-generated from federal data
What is Dr. Cassie Davis's medical specialty?
Dr. Cassie Davis practices Family Nurse Practitioner in Stillwater, OK.
Where does Dr. Cassie Davis practice?
Dr. Cassie Davis practices at 1815 W 6Th Ave, Stillwater, OK 740744202. Office phone: 4057437300.
What is Dr. Cassie Davis's NPI?
Dr. Cassie Davis's National Provider Identifier (NPI) is 1548616295, issued by NPPES.
Does Dr. Cassie Davis accept Medicare assignment?
Yes. Dr. Cassie Davis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cassie Davis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.