Doctor profile · Federal record
Dr. William Davis, PMHNP-BC
Nurse Practitioner · Registered Nurse · Psychiatric/Mental Health Nurse Practitioner · Paw Paw, MI
- NPI 1659581270
- Accepts Medicare
- MIPS 74.2 / 100 · 2023
- 15 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
801 Hazen St Ste C
Paw Paw, MI 490792008
(269) 655-3348
fax (269) 657-6902
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- February 5, 2026
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- Michigan #4704211030
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1659581270. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
221
Distinct HCPCS
1
Medicare allowed
$19,791
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 221 | 75 | $90 |
In context: peer comparison
Among 1 peers in Paw Paw Nurse Practitioner, average services per provider: 221. This provider delivers 1.0× the peer median.Open Payments
Industry payments received
All-time total
$1,432
Transactions
63
Manufacturers
9
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Iti, INC. (D/B/A Intra-Cellular Therapies, INC.) | 15 | $275.01 | |
| Abbvie INC. | 17 | $251.24 | |
| Supernus Pharmaceuticals, INC. | 5 | $199.13 | |
| Alkermes, INC. | 15 | $196.83 | |
| Neurocrine Biosciences, INC. | 5 | $142.29 | |
| E.R. Squibb & Sons, L.L.C. | 2 | $128.65 | |
| Otsuka America Pharmaceutical, INC. | 2 | $114.21 | |
| Axsome Therapeutics, INC. | 1 | $111.27 | |
| Vanda Pharmaceuticals INC. | 1 | $13.22 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
3,272
Patients
570
Total drug cost
$456,685
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clonazepam | Generic | 528 | 70 | $4,248 |
| Quetiapine Fumarate | Generic | 334 | 71 | $8,727 |
| Alprazolam | Generic | 319 | 40 | $1,898 |
| Desvenlafaxine Succinate ER (Desvenlafaxine Succinate) | Brand | 259 | 58 | $31,087 |
| Trazodone Hcl | Generic | 226 | 49 | $3,460 |
| Aripiprazole | Generic | 216 | 50 | $24,382 |
| Lamotrigine | Generic | 209 | 37 | $4,029 |
| Vraylar (Cariprazine Hcl) | Brand | 186 | 21 | $280,503 |
| Buspirone Hcl | Generic | 173 | 32 | $4,983 |
| Lorazepam | Generic | 170 | 24 | $1,079 |
Frequently asked questions
What is Dr. William Davis's medical specialty?
Dr. William Davis practices Nurse Practitioner in Paw Paw, MI.
Where does Dr. William Davis practice?
Dr. William Davis practices at 801 Hazen St Ste C, Paw Paw, MI 490792008. Office phone: 2696553348.
What is Dr. William Davis's NPI?
Dr. William Davis's National Provider Identifier (NPI) is 1659581270, issued by NPPES.
Does Dr. William Davis accept Medicare assignment?
Yes. Dr. William Davis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Davis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.