Doctor profile · Federal record

Dr. Margaret Williams, DNP(C) CRNP, OCN

Nurse Practitioner · Adult Health Nurse Practitioner · Gerontology Nurse Practitioner · Easton, MD

  • NPI 1831553585
  • Accepts Medicare
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8221 Teal Dr Ste 302
Easton, MD 216017215
(410) 820-5945
fax (410) 820-9642
Mailing address
Po Box 749495
Atlanta, GA 303749495

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
May 14, 2024
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Maryland #R111860

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1831553585. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
87,207
Distinct HCPCS
10
Medicare allowed
$262,956
HCPCS Description Services Patients Avg allowed
J1439 Injection, ferric carboxymaltose, 1 mg 54,000 57 $1
J0881 Injection, darbepoetin alfa, 1 microgram (non-esrd use) 29,665 71 $3
J0897 Injection, denosumab, 1 mg 2,640 40 $24
96372 Injection of drug or substance under skin or into muscle 274 116 $12
99213 Established patient office or other outpatient visit, 20-29 minutes 222 180 $73
99214 Established patient office or other outpatient visit, 30-39 minutes 179 142 $104
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 100 70 $53
99215 Established patient office or other outpatient visit, 40-54 minutes 39 36 $146
99442 Telephone medical discussion with physician, 11-20 minutes 34 32 $74
96523 Irrigation of implanted venous access drug delivery device 28 21 $21

In context: peer comparison

Among 5 peers in this city , average services per provider: 2,185. This provider delivers 40× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,494
Transactions
63
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 18 $1,136.04
Astellas Pharma US Inc 7 $274.06
AstraZeneca Pharmaceuticals LP 7 $243.18
GlaxoSmithKline, LLC. 4 $234.66
Gilead Sciences, Inc. 5 $233.79
ABBVIE INC. 3 $146.45
Daiichi Sankyo Inc. 4 $144.99
Janssen Biotech, Inc. 3 $143.18
JAZZ PHARMACEUTICALS INC. 2 $138.71
Mirati Therapeutics, Inc. 2 $132.79
E.R. Squibb & Sons, L.L.C. 1 $121.05
Stemline Therapeutics Inc. 1 $101.31
Merck Sharp & Dohme LLC 3 $68.39
Eisai Inc. 1 $53.75
ADC Therapeutics America, Inc. 2 $51.82

By nature of payment

Food and Beverage
$2,199
Long term medical supply or device loan
$997
Education
$298

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
64
Patients
13
Total drug cost
$18,305
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 26 0 $17,805
Ondansetron Hcl Generic 16 13 $220
Oxycodone Hcl Generic 11 0 $138
Venlafaxine Hcl Er (Venlafaxine Hcl) Brand 11 0 $143

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Williams's medical specialty?
Dr. Margaret Williams practices Nurse Practitioner in Easton, MD.
Where does Dr. Margaret Williams practice?
Dr. Margaret Williams practices at 8221 Teal Dr Ste 302, Easton, MD 216017215. Office phone: 4108205945.
What is Dr. Margaret Williams's NPI?
Dr. Margaret Williams's National Provider Identifier (NPI) is 1831553585, issued by NPPES.
Does Dr. Margaret Williams accept Medicare assignment?
Yes. Dr. Margaret Williams accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Williams commonly perform?
Top Medicare-reported procedures in 2023: Injection, ferric carboxymaltose, 1 mg (HCPCS J1439); Injection, darbepoetin alfa, 1 microgram (non-esrd use) (HCPCS J0881); Injection, denosumab, 1 mg (HCPCS J0897). Source: CMS Medicare Physician & Other Practitioners file.