Doctor profile · Federal record

Dr. Thomas Marren, MD

Family Medicine Physician (CMS: Family Practice) · Family Medicine Physician · Family Medicine Physician · Farmington, NM

  • NPI 1952309833
  • Accepts Medicare
  • MIPS 84.6 / 100 · 2023
  • 26 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1001 W Broadway, Pms -Farmington Community Health Center
Farmington, NM 874015638
(505) 327-4796
fax (505) 325-9113

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
August 30, 2011
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State licenses (3)
New Mexico #MD2011-0630 · Michigan #4301082611 · Wisconsin #45881
Medicaid (2)
MI #4524367 · WI #34409100

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1952309833. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
9,903
Distinct HCPCS
10
Medicare allowed
$58,081
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 7,375 69 $0
A9577 Injection, gadobenate dimeglumine (multihance), per ml 554 31 $2
93793 Anticoagulant management of patient taking warfarin 537 149 $11
80053 Blood test, comprehensive group of blood chemicals 168 150 $10
77063 Screening 3d breast mammography 144 144 $23
77067 Screening mammography 144 144 $89
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 124 114 $8
71046 X-ray of chest, 2 views 111 105 $20
85610 Blood test, clotting time 99 41 $4
80048 Blood test, basic group of blood chemicals (calcium, total) 94 73 $8

In context: peer comparison

Among 7 peers in Farmington Family Medicine Physician, average services per provider: 174. This provider delivers 57× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,304
Patients
1,024
Total drug cost
$55,410
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 466 139 $6,718
Amlodipine Besylate Generic 340 107 $2,546
Levothyroxine Sodium Generic 297 79 $5,051
Lisinopril Generic 250 81 $1,793
Metoprolol Succinate Generic 238 72 $5,426
Metformin Hcl ER (Metformin Hcl) Brand 217 65 $3,323
Omeprazole Generic 212 79 $3,277
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 192 64 $7,252
Gabapentin Generic 192 57 $5,955
Tamsulosin Hcl Generic 176 59 $4,321

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Marren's medical specialty?
Dr. Thomas Marren practices Family Medicine Physician in Farmington, NM.
Where does Dr. Thomas Marren practice?
Dr. Thomas Marren practices at 1001 W Broadway, Farmington, NM 874015638. Office phone: 5053274796.
What is Dr. Thomas Marren's NPI?
Dr. Thomas Marren's National Provider Identifier (NPI) is 1952309833, issued by NPPES.
Does Dr. Thomas Marren accept Medicare assignment?
Yes. Dr. Thomas Marren accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Marren commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Injection, gadobenate dimeglumine (multihance), per ml (HCPCS A9577); Anticoagulant management of patient taking warfarin (HCPCS 93793). Source: CMS Medicare Physician & Other Practitioners file.