Doctor profile · Federal record

Dr. Jason van Antwerp, MD

Family Medicine Physician (CMS: Family Practice) · Oakland, MD

  • NPI 1811379563
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
311 N 4Th St Ste 1
Oakland, MD 215501371
(301) 334-7855

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
November 26, 2018
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Maryland #D0085993

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811379563. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
886
Distinct HCPCS
10
Medicare allowed
$84,395
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 433 259 $105
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 73 73 $130
99213 Established patient office or other outpatient visit, 20-29 minutes 72 60 $75
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 66 27 $79
99215 Established patient office or other outpatient visit, 40-54 minutes 56 45 $138
90662 Influenza vaccine split virus, preservative free 38 38 $70
G0008 Administration of influenza virus vaccine 38 38 $31
81003 Automated urinalysis test 24 22 $2
96127 Assessment of emotional or behavioral problems 24 14 $4
99441 Telephone medical discussion with physician, 5-10 minutes 20 20 $43

In context: peer comparison

Among 5 peers in this city , average services per provider: 95. This provider delivers 9.3× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$394
Transactions
23
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 6 $101.07
ABBVIE INC. 5 $80.78
AstraZeneca Pharmaceuticals LP 4 $58.33
Bayer Healthcare Pharmaceuticals Inc. 3 $56.25
Indivior Inc. 1 $31.38
Lilly USA, LLC 2 $31.14
Dexcom, Inc. 1 $18.48
Abbott Laboratories 1 $16.55

By nature of payment

Food and Beverage
$394

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
748
Patients
209
Total drug cost
$65,298
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 89 27 $1,263
Lisinopril Generic 77 27 $558
Levothyroxine Sodium Generic 63 21 $885
Metformin Hcl Generic 56 13 $370
Sertraline Hcl Generic 55 12 $517
Metoprolol Succinate Generic 50 16 $1,201
Rosuvastatin Calcium Generic 48 15 $1,244
Amlodipine Besylate Generic 46 17 $582
Ozempic (Semaglutide) Brand 42 0 $53,833
Fluticasone Propionate Generic 40 20 $578

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jason van Antwerp's medical specialty?
Dr. Jason van Antwerp practices Family Medicine Physician in Oakland, MD.
Where does Dr. Jason van Antwerp practice?
Dr. Jason van Antwerp practices at 311 N 4Th St Ste 1, Oakland, MD 215501371. Office phone: 3013347855.
What is Dr. Jason van Antwerp's NPI?
Dr. Jason van Antwerp's National Provider Identifier (NPI) is 1811379563, issued by NPPES.
Does Dr. Jason van Antwerp accept Medicare assignment?
Yes. Dr. Jason van Antwerp accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jason van Antwerp commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.