Doctor profile · Federal record
Dr. Katherine Johnson, FNP-C
Family Nurse Practitioner (CMS: Nurse Practitioner) · Registered Nurse First Assistant · Scarborough, ME
- NPI 1518491950
- Accepts Medicare
- MIPS 93.1 / 100 · 2023
- 10 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
92 Campus Dr
Scarborough, ME 040747228
(207) 797-5753
Credentials & registration
- NPI registered
- April 2017 — 9 yrs on file
- Profile last updated
- December 9, 2025
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State licenses (2)
- Maine #CNP161218 · Maine #163WR0006X
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518491950. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
36
Distinct HCPCS
2
Medicare allowed
$2,022
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 21 | 19 | $55 | |
31575 |
Diagnostic exam of voice box using a flexible endoscope | 15 | 14 | $57 |
In context: peer comparison
Among 14 peers in Scarborough Family Nurse Practitioner, average services per provider: 66. This provider delivers 0.5× the peer median.Open Payments
Industry payments received
All-time total
$25
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Atos Medical INC | 1 | $24.79 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
100
Patients
59
Total drug cost
$974
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Oxycodone Hcl | Generic | 37 | 28 | $311 |
| Chlorhexidine Gluconate | Generic | 23 | 18 | $112 |
| Fluticasone Propionate | Generic | 14 | 0 | $191 |
| Cephalexin | Generic | 13 | 13 | $115 |
| Omeprazole | Generic | 13 | 0 | $245 |
Hospital affiliations
Frequently asked questions
What is Dr. Katherine Johnson's medical specialty?
Dr. Katherine Johnson practices Family Nurse Practitioner in Scarborough, ME.
Where does Dr. Katherine Johnson practice?
Dr. Katherine Johnson practices at 92 Campus Dr, Scarborough, ME 040747228. Office phone: 2077975753.
What is Dr. Katherine Johnson's NPI?
Dr. Katherine Johnson's National Provider Identifier (NPI) is 1518491950, issued by NPPES.
Does Dr. Katherine Johnson accept Medicare assignment?
Yes. Dr. Katherine Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Johnson commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Diagnostic exam of voice box using a flexible endoscope (HCPCS 31575). Source: CMS Medicare Physician & Other Practitioners file.