Doctor profile · Federal record
Dr. Dave Fields, PMHNP
Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · Mililani, HI
- NPI 1598423964
- Accepts Medicare
- 5 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
100 Kahelu Ave Ste 232
Mililani, HI 967893962
(818) 465-8740
fax (725) 215-9036
Credentials & registration
- NPI registered
- December 2021 — 5 yrs on file
- Profile last updated
- February 10, 2023
- Year of graduation
- 2021 — 5 yrs since
- Specialty taxonomy
- 363LP0808X — NUCC code
- State license (1)
- Hawaii #3456
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1598423964. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
89
Distinct HCPCS
3
Medicare allowed
$8,979
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 39 | 11 | $84 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 36 | 12 | $102 | |
90792 |
Psychiatric diagnostic evaluation with medical services | 14 | 14 | $146 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 29. This provider delivers 3.1× the peer median.Open Payments
Industry payments received
All-time total
$1,171
Transactions
30
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alkermes, Inc. | 18 | $402.46 | |
| Janssen Pharmaceuticals, Inc | 2 | $278.04 | |
| Otsuka America Pharmaceutical, Inc. | 4 | $229.07 | |
| Teva Pharmaceuticals USA, Inc. | 2 | $164.51 | |
| Vanda Pharmaceuticals Inc. | 1 | $37.99 | |
| E.R. Squibb & Sons, L.L.C. | 1 | $25.09 | |
| Neurocrine Biosciences, Inc. | 1 | $19.13 | |
| Indivior Inc. | 1 | $14.61 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
363
Patients
36
Total drug cost
$14,144
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 36 | 11 | $433 |
| Quetiapine Fumarate | Generic | 36 | 13 | $3,429 |
| Aripiprazole | Generic | 32 | 12 | $3,090 |
| Clonazepam | Generic | 30 | 0 | $238 |
| Lamotrigine | Generic | 27 | 0 | $391 |
| Bupropion Xl (Bupropion Hcl) | Brand | 26 | 0 | $980 |
| Clozapine | Generic | 26 | 0 | $1,957 |
| Haloperidol Decanoate | Generic | 26 | 0 | $848 |
| Benztropine Mesylate | Generic | 24 | 0 | $336 |
| Fluoxetine Hcl | Generic | 19 | 0 | $522 |
Frequently asked questions
What is Dr. Dave Fields's medical specialty?
Dr. Dave Fields practices Psychiatric/Mental Health Nurse Practitioner in Mililani, HI.
Where does Dr. Dave Fields practice?
Dr. Dave Fields practices at 100 Kahelu Ave Ste 232, Mililani, HI 967893962. Office phone: 8184658740.
What is Dr. Dave Fields's NPI?
Dr. Dave Fields's National Provider Identifier (NPI) is 1598423964, issued by NPPES.
Does Dr. Dave Fields accept Medicare assignment?
Yes. Dr. Dave Fields accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Dave Fields commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Psychiatric diagnostic evaluation with medical services (HCPCS 90792). Source: CMS Medicare Physician & Other Practitioners file.