Doctor profile · Federal record
Dr. Kathryn Warren, APNP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse · Green Bay, WI
- NPI 1255747325
- Accepts Medicare
- 12 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2714 Riverview Dr
Green Bay, WI 543136715
(920) 430-4760
fax (920) 430-4774 - Mailing address
-
Po Box 22487
Green Bay, WI 543052487
Credentials & registration
- NPI registered
- July 2014 — 12 yrs on file
- Profile last updated
- December 31, 2019
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State licenses (2)
- Wisconsin #5881-33 · Wisconsin #138209-30
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255747325. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
424
Distinct HCPCS
6
Medicare allowed
$28,894
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 154 | 101 | $102 | |
36415 |
Insertion of needle into vein for collection of blood sample | 113 | 73 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 66 | 56 | $72 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 54 | 54 | $104 | |
G0008 |
Administration of influenza virus vaccine | 19 | 19 | $29 | |
90662 |
Influenza vaccine split virus, preservative free | 18 | 18 | $72 |
In context: peer comparison
Among 55 peers in Green Bay Family Nurse Practitioner, average services per provider: 59. This provider delivers 7.2× the peer median.Open Payments
Industry payments received
All-time total
$15
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, INC. | 1 | $15.45 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,131
Patients
577
Total drug cost
$30,666
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 378 | 106 | $5,423 |
| Omeprazole | Generic | 218 | 55 | $2,965 |
| Losartan Potassium | Generic | 205 | 57 | $2,746 |
| Levothyroxine Sodium | Generic | 168 | 44 | $3,014 |
| Lisinopril | Generic | 151 | 41 | $1,231 |
| Amlodipine Besylate | Generic | 135 | 34 | $956 |
| Metoprolol Succinate | Generic | 125 | 32 | $2,417 |
| Hydrochlorothiazide | Generic | 121 | 33 | $536 |
| Escitalopram Oxalate | Generic | 107 | 21 | $1,063 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 100 | 31 | $1,620 |
Frequently asked questions
What is Dr. Kathryn Warren's medical specialty?
Dr. Kathryn Warren practices Family Nurse Practitioner in Green Bay, WI.
Where does Dr. Kathryn Warren practice?
Dr. Kathryn Warren practices at 2714 Riverview Dr, Green Bay, WI 543136715. Office phone: 9204304760.
What is Dr. Kathryn Warren's NPI?
Dr. Kathryn Warren's National Provider Identifier (NPI) is 1255747325, issued by NPPES.
Does Dr. Kathryn Warren accept Medicare assignment?
Yes. Dr. Kathryn Warren accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn Warren commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.