Doctor profile · Federal record

Dr. George Mackel, PMHNP

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Family Nurse Practitioner · Honolulu, HI

  • NPI 1891082376
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
524 Keawe St # 521
Honolulu, HI 968133101
(808) 777-9460
fax (808) 217-9174
Mailing address
12034 Big Canoe
Big Canoe, GA 301435154

Credentials & registration

NPPES · NUCC
NPI registered
July 2011 — 15 yrs on file
Profile last updated
May 18, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State license (1)
Hawaii #APRN-2714

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891082376. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
396
Distinct HCPCS
4
Medicare allowed
$34,265
HCPCS Description Services Patients Avg allowed
90833 Psychotherapy with evaluation and management visit, 30 minutes 174 44 $59
99214 Established patient office or other outpatient visit, 30-39 minutes 135 35 $112
99215 Established patient office or other outpatient visit, 40-54 minutes 53 22 $157
90785 Psychiatric services complicated by communication factor 34 12 $13

In context: peer comparison

Among 4 peers in this city , average services per provider: 68. This provider delivers 5.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$91
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Otsuka America Pharmaceutical, Inc. 2 $41.35
Axsome Therapeutics, Inc. 1 $27.88
Janssen Pharmaceuticals, Inc 1 $21.43

By nature of payment

Food and Beverage
$91

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,650
Patients
260
Total drug cost
$316,108
Drug Type Claims Patients Total cost
Divalproex Sodium Er (Divalproex Sodium) Brand 217 32 $20,033
Benztropine Mesylate Generic 163 25 $3,299
Clozapine Generic 157 15 $12,876
Hydroxyzine Hcl Generic 133 26 $6,140
Olanzapine Generic 131 19 $8,015
Risperidone Generic 124 21 $4,826
Quetiapine Fumarate Generic 112 27 $5,083
Trazodone Hcl Generic 108 22 $1,838
Lithium Carbonate Er (Lithium Carbonate) Brand 85 0 $1,785
Bupropion Xl (Bupropion Hcl) Brand 81 16 $3,078

Frequently asked questions

Auto-generated from federal data
What is Dr. George Mackel's medical specialty?
Dr. George Mackel practices Psychiatric/Mental Health Nurse Practitioner in Honolulu, HI.
Where does Dr. George Mackel practice?
Dr. George Mackel practices at 524 Keawe St # 521, Honolulu, HI 968133101. Office phone: 8087779460.
What is Dr. George Mackel's NPI?
Dr. George Mackel's National Provider Identifier (NPI) is 1891082376, issued by NPPES.
Does Dr. George Mackel accept Medicare assignment?
Yes. Dr. George Mackel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. George Mackel commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy with evaluation and management visit (HCPCS 90833); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215). Source: CMS Medicare Physician & Other Practitioners file.