Doctor profile · Federal record

Dr. Alexander Ziesemer, APRN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Sanford, FL

  • NPI 1669956215
  • Accepts Medicare
  • 8 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4425 W 1St St Fl 32771
Sanford, FL 327719082
(407) 915-0164
Mailing address
4425 W 1St St
Sanford, FL 327719082

Credentials & registration

NPPES · NUCC
NPI registered
September 2018 — 8 yrs on file
Profile last updated
May 3, 2024
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Florida #ARNP9308961

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669956215. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
485
Distinct HCPCS
6
Medicare allowed
$50,295
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 328 105 $106
99204 New patient office or other outpatient visit, 45-59 minutes 42 42 $137
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 35 35 $104
99213 Established patient office or other outpatient visit, 20-29 minutes 32 29 $72
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 26 26 $137
36415 Insertion of needle into vein for collection of blood sample 22 18 $8

In context: peer comparison

Among 3 peers in Sanford Family Nurse Practitioner, average services per provider: 58. This provider delivers 8.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$175
Transactions
9
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Novo Nordisk INC 4 $74.62
Boehringer Ingelheim Pharmaceuticals, INC. 1 $30.55
Exact Sciences Corporation 1 $22.24
Amgen INC. 1 $18.06
Lilly USA, LLC 1 $16.02
AstraZeneca Pharmaceuticals Lp 1 $13.08

By nature of payment

Food and Beverage
$175

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
754
Patients
306
Total drug cost
$58,718
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 88 27 $1,590
Rosuvastatin Calcium Generic 83 33 $2,079
Atorvastatin Calcium Generic 77 25 $1,072
Amlodipine Besylate Generic 67 30 $827
Lisinopril Generic 62 26 $624
Gabapentin Generic 59 27 $2,133
Metformin Hcl Generic 48 17 $499
Ozempic (Semaglutide) Brand 40 0 $45,682
Pantoprazole Sodium Generic 39 18 $615
Prednisone Generic 38 31 $454

Frequently asked questions

Auto-generated from federal data
What is Dr. Alexander Ziesemer's medical specialty?
Dr. Alexander Ziesemer practices Family Nurse Practitioner in Sanford, FL.
Where does Dr. Alexander Ziesemer practice?
Dr. Alexander Ziesemer practices at 4425 W 1St St Fl 32771, Sanford, FL 327719082. Office phone: 4079150164.
What is Dr. Alexander Ziesemer's NPI?
Dr. Alexander Ziesemer's National Provider Identifier (NPI) is 1669956215, issued by NPPES.
Does Dr. Alexander Ziesemer accept Medicare assignment?
Yes. Dr. Alexander Ziesemer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alexander Ziesemer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.