Doctor profile · Federal record

Dr. Marissa Maddalena, PA-C

Medical Physician Assistant (CMS: Physician Assistant) · Physician Assistant · Berkeley Heights, NJ

  • NPI 1689023400
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1 Diamond Hill RD
Berkeley Heights, NJ 079222104
(908) 273-4300
Additional location
246 Hamburg Tpke Ste 207
Wayne, NJ 074702160
(973) 653-3366
Mailing address
18 Midway Dr
Livingston, NJ 070394338

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Profile last updated
April 8, 2024
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
New Jersey #25MP00398400

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689023400. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
197
Distinct HCPCS
4
Medicare allowed
$14,023
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 100 32 $73
90935 Hemodialysis procedure with physician evaluation 55 28 $66
99213 Established patient office or other outpatient visit, 20-29 minutes 21 21 $73
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 21 18 $76

In context: peer comparison

Among 11 peers in this city , average services per provider: 47. This provider delivers 4.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
342
Patients
95
Total drug cost
$18,361
Drug Type Claims Patients Total cost
Losartan Potassium Generic 61 22 $627
Amlodipine Besylate Generic 59 23 $407
Sevelamer Carbonate Generic 44 17 $11,595
Calcium Acetate Generic 39 15 $2,981
Midodrine Hcl Generic 37 18 $1,663
Hydrochlorothiazide Generic 23 0 $72
Furosemide Generic 17 0 $81
Hydralazine Hcl Generic 17 0 $422
Lisinopril Generic 17 0 $157
Metoprolol Succinate Generic 14 0 $302

Frequently asked questions

Auto-generated from federal data
What is Dr. Marissa Maddalena's medical specialty?
Dr. Marissa Maddalena practices Medical Physician Assistant in Berkeley Heights, NJ.
Where does Dr. Marissa Maddalena practice?
Dr. Marissa Maddalena practices at 1 Diamond Hill RD, Berkeley Heights, NJ 079222104. Office phone: 9082734300.
What is Dr. Marissa Maddalena's NPI?
Dr. Marissa Maddalena's National Provider Identifier (NPI) is 1689023400, issued by NPPES.
Does Dr. Marissa Maddalena accept Medicare assignment?
Yes. Dr. Marissa Maddalena accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa Maddalena commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hemodialysis procedure with physician evaluation (HCPCS 90935); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.