Provider Profile
Mallory S. Kowalski, FNP-C is a nurse practitioner — family based in Newark, DE. According to Medicare claims data, Mallory cared for 583 Medicare patients across 2,081 services. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, testing for presence of drug, by chemistry analyzers, and injection, ketorolac tromethamine, per 15 mg.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it — free, and no identity document with a practice or institutional email.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
620 STANTON CHRISTIANA RD STE 202
Newark, DE 19713
Within Nurse Practitioner - Family generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Allergies
Allergy & skin
Blood disorders
Bone & joint
Dermatology
Digestive
Digestive health
Eye conditions
Heart health
Hormones & endocrine
Infections
Men's health
Mental health
Metabolic & weight
Nerve & joint
Nerve & spine
Neurological
Pain
Pain & spine
Pediatric infections
Respiratory
Skin
Sleep
Urinary health
Women's health
Most searched procedures
Allergies
Chronic condition care
Dermatology
Diagnostic screening
Diagnostic tests
Ear, nose & throat
Heart health
Hormones & endocrine
Injections
Injury care
Lab tests
Lifestyle counseling
Mental health
Minor procedures
Minor surgery
Neurological care
Occupational health
Pain management
Physical exams
Prescriptions
Preventative care
Preventative exams
Respiratory care
Screenings
Sexual health
Skin procedures
Sleep
Urgent care
Weight management
Women's health
2,081 services · 583 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
67 | More often than most peers in Nurse Practitioner, Family |
| Evaluation of neuropsychological test, first hour | Treatment | 96132 |
22 | Less often than most peers in Nurse Practitioner, Family |
| Administration of psychological or neuropsychological test by technician, first 30 minutes | Treatment | 96138 |
17 | Less often than most peers in Nurse Practitioner, Family |
| Injection, ketorolac tromethamine, per 15 mg | Drug given | J1885 |
258 | More than most peers in Nurse Practitioner, Family |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
1,273 | More than most peers in Nurse Practitioner, Family |
| Testing for presence of drug, by chemistry analyzers | Lab test | 80307 |
262 | More often than most peers in Nurse Practitioner, Family |
| Alcohol and/or substance (other than tobacco) misuse structured assessment (e.g., audit, dast), and brief intervention 15 to 30 minutes | Billing code | G0396 |
101 | More often than most peers in Nurse Practitioner, Family |
| Annual depression screening, 5 to 15 minutes | Billing code | G0444 |
81 | More often than most peers in Nurse Practitioner, Family |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Mallory S. Kowalski is a nurse practitioner in Newark, DE. That is the designation recorded for this NPI in the federal registry, where it is listed as “Nurse Practitioner — Family”.
NPI registry
Mallory S. Kowalski is listed at 620 Stanton Christiana Rd Ste 202, Newark, DE 19713. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (302) 384-7439. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Mallory S. Kowalski's National Provider Identifier is 1356746382. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Mallory S. Kowalski attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
Mallory S. Kowalski has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Mallory S. Kowalski provides treatments such as injection of drug or substance under skin or into muscle and evaluation of neuropsychological test, first hour, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Mallory S. Kowalski. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.