Doctor profile · Federal record

Dr. Sydney Ammann, CRNP

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

  • NPI 1477228880
  • Accepts Medicare
  • 5 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
110 Baughmans Ln
Frederick, MD 217024059
(240) 215-1138
Mailing address
9101 Ridge Ln
Vienna, VA 221822140

Credentials & registration

NPPES · NUCC
NPI registered
August 2021 — 5 yrs on file
Year of graduation
2021 — 5 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Maryland #AC003854

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477228880. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
426
Distinct HCPCS
10
Medicare allowed
$26,787
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 139 100 $110
99213 Established patient office or other outpatient visit, 20-29 minutes 71 62 $78
82962 Blood glucose (sugar) test performed by hand-held instrument 66 43 $3
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 37 34 $41
81002 Urinalysis, manual test 35 27 $3
83036 Hemoglobin a1c level 22 21 $10
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 17 17 $110
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 16 16 $12
99204 New patient office or other outpatient visit, 45-59 minutes 12 12 $143
69209 Removal of impacted ear wax by washing 11 11 $18

In context: peer comparison

Among 37 peers in this city , average services per provider: 76. This provider delivers 5.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$425
Transactions
20
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 4 $81.46
ABBVIE INC. 3 $74.71
AstraZeneca Pharmaceuticals LP 4 $72.60
Boehringer Ingelheim Pharmaceuticals, Inc. 3 $72.57
Dexcom, Inc. 2 $50.46
Xeris Pharmaceuticals, Inc. 1 $21.08
GlaxoSmithKline, LLC. 1 $20.81
Merck Sharp & Dohme LLC 1 $17.24
PFIZER INC. 1 $13.92

By nature of payment

Food and Beverage
$425

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
463
Patients
122
Total drug cost
$71,887
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 66 24 $1,144
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 48 28 $1,393
Lisinopril Generic 40 13 $386
Gabapentin Generic 35 11 $500
Atorvastatin Calcium Generic 34 15 $574
Jardiance (Empagliflozin) Brand 30 0 $19,862
Ozempic (Semaglutide) Brand 28 0 $32,158
Metformin Hcl Er (Metformin Hcl) Brand 26 0 $356
Montelukast Sodium Generic 26 0 $588
Metoprolol Tartrate Generic 25 0 $378

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Sydney Ammann's medical specialty?
Dr. Sydney Ammann practices Family Nurse Practitioner in Frederick, MD.
Where does Dr. Sydney Ammann practice?
Dr. Sydney Ammann practices at 110 Baughmans Ln, Frederick, MD 217024059. Office phone: 2402151138.
What is Dr. Sydney Ammann's NPI?
Dr. Sydney Ammann's National Provider Identifier (NPI) is 1477228880, issued by NPPES.
Does Dr. Sydney Ammann accept Medicare assignment?
Yes. Dr. Sydney Ammann accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sydney Ammann 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); Blood glucose (sugar) test performed by hand-held instrument (HCPCS 82962). Source: CMS Medicare Physician & Other Practitioners file.