Doctor profile · Federal record

Dr. Mark Guelzow, MD

Family Medicine Physician (CMS: Family Practice) · Fayetteville, NY

  • NPI 1124477484
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4101 Medical Center Dr Ste 1C
Fayetteville, NY 130666600
(315) 637-7878
Additional location
301 Prospect Ave, Medical Education
Syracuse, NY 132031807
(315) 448-5536
Mailing address
8 Rowley Dr
Northport, NY 117683244

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Profile last updated
July 3, 2021
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
New York #301689

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124477484. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,059
Distinct HCPCS
10
Medicare allowed
$212,831
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 813 341 $148
36415 Insertion of needle into vein for collection of blood sample 319 209 $8
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 168 163 $17
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 138 138 $149
G0008 Administration of influenza virus vaccine 97 95 $36
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 96 94 $76
99213 Established patient office or other outpatient visit, 20-29 minutes 74 67 $103
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 69 14 $146
G0438 Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit 61 61 $191
99215 Established patient office or other outpatient visit, 40-54 minutes 46 43 $207

In context: peer comparison

Among 11 peers in this city , average services per provider: 84. This provider delivers 25× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$65
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Exact Sciences Corporation 1 $25.38
Novo Nordisk Inc 1 $23.98
Kowa Pharmaceuticals America, Inc. 1 $15.70

By nature of payment

Food and Beverage
$65

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,183
Patients
405
Total drug cost
$13,760
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 162 57 $1,070
Atorvastatin Calcium Generic 161 61 $1,600
Levothyroxine Sodium Generic 122 36 $2,223
Rosuvastatin Calcium Generic 121 52 $1,565
Lisinopril Generic 81 32 $630
Metoprolol Succinate Generic 75 23 $1,370
Losartan Potassium Generic 74 28 $952
Hydrochlorothiazide Generic 68 23 $335
Simvastatin Generic 60 18 $539
Omeprazole Generic 51 13 $440

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Guelzow's medical specialty?
Dr. Mark Guelzow practices Family Medicine Physician in Fayetteville, NY.
Where does Dr. Mark Guelzow practice?
Dr. Mark Guelzow practices at 4101 Medical Center Dr Ste 1C, Fayetteville, NY 130666600. Office phone: 3156377878.
What is Dr. Mark Guelzow's NPI?
Dr. Mark Guelzow's National Provider Identifier (NPI) is 1124477484, issued by NPPES.
Does Dr. Mark Guelzow accept Medicare assignment?
Yes. Dr. Mark Guelzow accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Guelzow commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.