Doctor profile · Federal record

Dr. Maria Ocasio, M.D.

Family Medicine Physician (CMS: Family Practice) · Chatham, NJ

  • NPI 1881844330
  • Accepts Medicare
  • 19 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
492 Main St
Chatham, NJ 079282142
(973) 635-2432
Mailing address
Po Box 416457
Boston, MA 022416457

Credentials & registration

NPPES · NUCC
NPI registered
September 2008 — 18 yrs on file
Profile last updated
February 4, 2016
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
New Jersey #25MA08842200

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881844330. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
267
Distinct HCPCS
8
Medicare allowed
$22,067
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 90 68 $100
99213 Established patient office or other outpatient visit, 20-29 minutes 86 54 $81
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 21 21 $54
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 19 19 $52
36415 Insertion of needle into vein for collection of blood sample 17 15 $8
G0008 Administration of influenza virus vaccine 12 12 $34
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 11 11 $282
G0009 Administration of pneumococcal vaccine 11 11 $34

In context: peer comparison

Among 2 peers in Chatham Family Medicine Physician, average services per provider: 30. This provider delivers 8.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$82
Transactions
4
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Exact Sciences Corporation 1 $25.49
Lilly USA, LLC 1 $21.80
Merck Sharp & Dohme LLC 1 $17.65
GlaxoSmithKline, LLC. 1 $17.00

By nature of payment

Food and Beverage
$82

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
716
Patients
239
Total drug cost
$12,337
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 127 43 $1,467
Levothyroxine Sodium Generic 97 33 $1,750
Amlodipine Besylate Generic 82 29 $615
Losartan Potassium Generic 47 17 $964
Pantoprazole Sodium Generic 40 21 $901
Hydrochlorothiazide Generic 38 17 $146
Fluoxetine Hcl Generic 36 0 $995
Lisinopril Generic 36 11 $326
Metformin Hcl Generic 35 14 $379
Metoprolol Succinate Generic 34 12 $553

Frequently asked questions

Auto-generated from federal data
What is Dr. Maria Ocasio's medical specialty?
Dr. Maria Ocasio practices Family Medicine Physician in Chatham, NJ.
Where does Dr. Maria Ocasio practice?
Dr. Maria Ocasio practices at 492 Main St, Chatham, NJ 079282142. Office phone: 9736352432.
What is Dr. Maria Ocasio's NPI?
Dr. Maria Ocasio's National Provider Identifier (NPI) is 1881844330, issued by NPPES.
Does Dr. Maria Ocasio accept Medicare assignment?
Yes. Dr. Maria Ocasio accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria Ocasio 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); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.