Errol Hook, ACNP
NPI 1225017445 · Acute Care Nurse Practitioner · Memphis, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Errol Hook, ACNP is a Acute Care Nurse Practitioner provider in Memphis, TN (NPI 1225017445).
Provider details
- NPI number
- 1225017445
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ACNP
- Sex
- Male
- Sole proprietor
- No
- License
- APN0000010972 (TN)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,221 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 943 | $73 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 154 | $62 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 68 | $104 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 43 | $141 |
| Insertion of Non-Tunneled Central Venous Tube for Infusion (5 Years Or Older)36556 | 13 | $67 |
Typical Medicare-allowed amounts for these services range $62–$141 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 55 | 20 |
| Zolpidem Tartrate | 32 | 14 |
| Fluticasone/Vilanterolbrand: Breo Ellipta | 19 | — |
| Gabapentin | 18 | — |
| Clonazepam | 17 | — |
| Armodafinil | 15 | — |
| Pramipexole Di-Hclbrand: Pramipexole Dihydrochloride | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,777 across 90 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-16
- Last updated
- 2019-11-12
Frequently asked questions
- What is Errol Hook's NPI number?
- Errol Hook's National Provider Identifier (NPI) is 1225017445, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Errol Hook's specialty?
- Errol Hook is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Errol Hook located?
- Errol Hook's practice location on file with NPPES is 5050 Poplar Ave, Memphis, TN 38157-0101.
- What is Errol Hook's phone number?
- The practice phone number listed in the NPPES registry for Errol Hook is (901) 276-2662.
- Does Errol Hook accept Medicare?
- Errol Hook is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Errol Hook's NPI active?
- Yes — Errol Hook's NPI (1225017445) is active in the NPPES registry as of the last update on 2019-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.