Doctor profile · Federal record
Dr. Katherine Serio, NP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Timonium, MD
- NPI 1427614353
- Accepts Medicare
- 8 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1734 York RD
Timonium, MD 210935606
(410) 252-2273
fax (443) 275-5941 - Mailing address
-
220 Rodgers Forge RD Apt D
Baltimore, MD 212121323
Credentials & registration
- NPI registered
- May 2019 — 7 yrs on file
- Profile last updated
- November 25, 2025
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Maryland #R205386
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427614353. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
193
Distinct HCPCS
6
Medicare allowed
$15,774
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 72 | 62 | $112 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 59 | 54 | $82 | |
36415 |
Insertion of needle into vein for collection of blood sample | 21 | 19 | $8 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 17 | 16 | $13 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 13 | 12 | $163 | |
G0008 |
Administration of influenza virus vaccine | 11 | 11 | $33 |
In context: peer comparison
Among 1 peers in Timonium Family Nurse Practitioner, average services per provider: 32. This provider delivers 6.0× the peer median.Open Payments
Industry payments received
All-time total
$26
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Teleflex LLC | 1 | $26.16 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
14
Patients
0
Total drug cost
$213
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 14 | 0 | $213 |
Frequently asked questions
What is Dr. Katherine Serio's medical specialty?
Dr. Katherine Serio practices Family Nurse Practitioner in Timonium, MD.
Where does Dr. Katherine Serio practice?
Dr. Katherine Serio practices at 1734 York RD, Timonium, MD 210935606. Office phone: 4102522273.
What is Dr. Katherine Serio's NPI?
Dr. Katherine Serio's National Provider Identifier (NPI) is 1427614353, issued by NPPES.
Does Dr. Katherine Serio accept Medicare assignment?
Yes. Dr. Katherine Serio accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Katherine Serio commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.