Doctor profile · Federal record

Dr. Niamh Holohan, MD

Psychiatry Physician (CMS: Psychiatry) · Bangor, ME

  • NPI 1902901283
  • Accepts Medicare
  • MIPS 93.4 / 100 · 2023
  • 38 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1012 Union St
Bangor, ME 04401
(207) 945-5247
fax (207) 990-1248
Mailing address
Po Box 1599
Bangor, ME 044021599

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
May 6, 2021
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Maine #MD15459
Medicaid
ME #280160099

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902901283. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
113
Distinct HCPCS
6
Medicare allowed
$3,586
HCPCS Description Services Patients Avg allowed
80305 Testing for presence of drug, read by direct observation 27 20 $12
80053 Blood test, comprehensive group of blood chemicals 20 17 $10
84443 Blood test, thyroid stimulating hormone (tsh) 19 17 $16
80061 Blood test, lipids (cholesterol and triglycerides) 17 17 $13
83036 Hemoglobin a1c level 15 15 $10
90792 Psychiatric diagnostic evaluation with medical services 15 15 $158

In context: peer comparison

Among 5 peers in Bangor Psychiatry Physician, average services per provider: 69. This provider delivers 1.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,588
Patients
230
Total drug cost
$51,267
Drug Type Claims Patients Total cost
Olanzapine Generic 241 26 $14,418
Quetiapine Fumarate Generic 219 30 $6,844
Lamotrigine Generic 187 44 $4,458
Clonazepam Generic 137 14 $1,746
Clozapine Generic 108 0 $5,829
Lithium Carbonate ER (Lithium Carbonate) Brand 104 20 $3,033
Duloxetine Hcl Generic 82 17 $5,624
Risperidone Generic 81 16 $1,415
Trazodone Hcl Generic 76 15 $1,313
Clonidine Hcl Generic 72 0 $790

Frequently asked questions

Auto-generated from federal data
What is Dr. Niamh Holohan's medical specialty?
Dr. Niamh Holohan practices Psychiatry Physician in Bangor, ME.
Where does Dr. Niamh Holohan practice?
Dr. Niamh Holohan practices at 1012 Union St, Bangor, ME 04401. Office phone: 2079455247.
What is Dr. Niamh Holohan's NPI?
Dr. Niamh Holohan's National Provider Identifier (NPI) is 1902901283, issued by NPPES.
Does Dr. Niamh Holohan accept Medicare assignment?
Yes. Dr. Niamh Holohan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Niamh Holohan commonly perform?
Top Medicare-reported procedures in 2023: Testing for presence of drug, read by direct observation (HCPCS 80305); Blood test, comprehensive group of blood chemicals (HCPCS 80053); Blood test, thyroid stimulating hormone (tsh) (HCPCS 84443). Source: CMS Medicare Physician & Other Practitioners file.