Doctor profile · Federal record

Dr. Barrington Williams, APN

Nurse Practitioner · Berkeley Heights, NJ

  • NPI 1649642166
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Diamond Hill RD
Berkeley Heights, NJ 079222104
(908) 277-8880

Credentials & registration

NPPES · NUCC
NPI registered
October 2015 — 11 yrs on file
Profile last updated
January 17, 2020
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
New Jersey #26NJ00592900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649642166. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,567
Distinct HCPCS
10
Medicare allowed
$83,785
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 431 424 $86
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 134 133 $54
99214 Established patient office or other outpatient visit, 30-39 minutes 122 122 $121
81002 Urinalysis, manual test 102 100 $3
99203 New patient office or other outpatient visit, 30-44 minutes 75 75 $107
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 73 72 $8
87088 Bacterial urine culture 68 66 $8
87086 Bacterial colony count, urine 67 65 $8
87426 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus 65 65 $34
80053 Blood test, comprehensive group of blood chemicals 61 60 $10

In context: peer comparison

Among 5 peers in Berkeley Heights Nurse Practitioner, average services per provider: 53. This provider delivers 30× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
GlaxoSmithKline, LLC. 1 $124.98

By nature of payment

Food and Beverage
$125

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
538
Patients
516
Total drug cost
$5,689
Drug Type Claims Patients Total cost
Methylprednisolone Generic 102 102 $921
Fluticasone Propionate Generic 75 69 $764
Doxycycline Hyclate Generic 70 70 $709
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 43 42 $709
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 38 37 $1,057
Cephalexin Generic 36 36 $287
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 35 35 $340
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 29 29 $290
Mupirocin Generic 28 27 $239
Prednisone Generic 22 22 $38

Frequently asked questions

Auto-generated from federal data
What is Dr. Barrington Williams's medical specialty?
Dr. Barrington Williams practices Nurse Practitioner in Berkeley Heights, NJ.
Where does Dr. Barrington Williams practice?
Dr. Barrington Williams practices at 1 Diamond Hill RD, Berkeley Heights, NJ 079222104. Office phone: 9082778880.
What is Dr. Barrington Williams's NPI?
Dr. Barrington Williams's National Provider Identifier (NPI) is 1649642166, issued by NPPES.
Does Dr. Barrington Williams accept Medicare assignment?
Yes. Dr. Barrington Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Barrington Williams commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza (HCPCS 87428); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.