Doctor profile · Federal record

Dr. Margaret Dermer, CRNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Westminster, MD

  • NPI 1114505237
  • Accepts Medicare
  • MIPS 81.3 / 100 · 2023
  • 6 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
531 Old Westminster Pike Ste 201
Westminster, MD 211576276
(410) 857-8536
fax (410) 848-1178

Credentials & registration

NPPES · NUCC
NPI registered
March 2021 — 5 yrs on file
Profile last updated
July 2, 2025
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Maryland #R211277

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114505237. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
217
Distinct HCPCS
5
Medicare allowed
$20,054
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 112 68 $96
99213 Established patient office or other outpatient visit, 20-29 minutes 52 46 $67
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 23 23 $115
87428 Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza 17 17 $67
99204 New patient office or other outpatient visit, 45-59 minutes 13 13 $150

In context: peer comparison

Among 13 peers in Westminster Family Nurse Practitioner, average services per provider: 89. This provider delivers 2.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
499
Patients
110
Total drug cost
$9,191
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 56 17 $754
Gabapentin Generic 52 13 $588
Levothyroxine Sodium Generic 48 11 $499
Amlodipine Besylate Generic 47 15 $516
Losartan Potassium Generic 42 14 $571
Duloxetine Hcl Generic 40 14 $1,361
Rosuvastatin Calcium Generic 36 13 $1,040
Omeprazole Generic 35 13 $782
Metoprolol Succinate Generic 29 0 $816
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 21 0 $713

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Dermer's medical specialty?
Dr. Margaret Dermer practices Family Nurse Practitioner in Westminster, MD.
Where does Dr. Margaret Dermer practice?
Dr. Margaret Dermer practices at 531 Old Westminster Pike Ste 201, Westminster, MD 211576276. Office phone: 4108578536.
What is Dr. Margaret Dermer's NPI?
Dr. Margaret Dermer's National Provider Identifier (NPI) is 1114505237, issued by NPPES.
Does Dr. Margaret Dermer accept Medicare assignment?
Yes. Dr. Margaret Dermer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Dermer 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.