Doctor profile · Federal record

Dr. Marek Marcinkiewicz, MD

Family Medicine Physician (CMS: Family Practice) · Fort Defiance, AZ

  • NPI 1891951828
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Corner of Route N7 & N12, Tsehootsooi MED Ctr
Fort Defiance, AZ 86504
(928) 729-8130
fax (928) 729-8669
Mailing address
Po Box 2932
Fort Defiance, AZ 865042932

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
December 16, 2016
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Washington #MD60418687

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891951828. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
237
Distinct HCPCS
3
Medicare allowed
$22,124
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 140 108 $94
99213 Established patient office or other outpatient visit, 20-29 minutes 61 56 $64
99215 Established patient office or other outpatient visit, 40-54 minutes 36 30 $139

In context: peer comparison

Among 5 peers in this city , average services per provider: 97. This provider delivers 2.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,980
Patients
346
Total drug cost
$119,258
Drug Type Claims Patients Total cost
Lisinopril Generic 346 66 $451
Single Use Swab (Alcohol Antiseptic Pads) Brand 213 53 $129
Synthroid (Levothyroxine Sodium) Brand 190 27 $2,575
Omeprazole Generic 154 25 $985
Atorvastatin Calcium Generic 143 35 $806
Losartan Potassium Generic 127 21 $350
Amlodipine Besylate Generic 122 20 $194
Carvedilol Generic 119 16 $540
Simvastatin Generic 111 17 $423
Metoprolol Tartrate Generic 93 12 $203

Frequently asked questions

Auto-generated from federal data
What is Dr. Marek Marcinkiewicz's medical specialty?
Dr. Marek Marcinkiewicz practices Family Medicine Physician in Fort Defiance, AZ.
Where does Dr. Marek Marcinkiewicz practice?
Dr. Marek Marcinkiewicz practices at Corner of Route N7 & N12, Fort Defiance, AZ 86504. Office phone: 9287298130.
What is Dr. Marek Marcinkiewicz's NPI?
Dr. Marek Marcinkiewicz's National Provider Identifier (NPI) is 1891951828, issued by NPPES.
Does Dr. Marek Marcinkiewicz accept Medicare assignment?
Yes. Dr. Marek Marcinkiewicz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marek Marcinkiewicz 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); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.