James Gilligan, MSN, ACNP-BC
NPI 1578871026 · Acute Care Nurse Practitioner · Phoenix, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Gilligan, MSN, ACNP-BC is a Acute Care Nurse Practitioner provider in Phoenix, AZ (NPI 1578871026).
Provider details
- NPI number
- 1578871026
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, ACNP-BC
- Sex
- Male
- Sole proprietor
- No
- License
- RN113582 (AZ)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
194 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 194 | $64 |
Typical Medicare-allowed amounts for these services range $64–$64 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote 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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pen Needle, Diabeticbrand: Nano 2nd Gen Pen Needle | 71 | 25 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 52 | 27 |
| Pen Needle, Diabeticbrand: Ultra-Fine Micro Pen Needle | 27 | — |
| Insulin Aspartbrand: Novolog Flexpen | 25 | 13 |
| Insulin Lisprobrand: Humalog Kwikpen U-100 | 24 | 15 |
| Pen Needle, Diabeticbrand: Novofine 32 | 17 | — |
Practice location
Mailing address
Additional practice locations (1)
- 9200 N Central Ave Ste 3Phoenix, AZ 85020-2463Phone: (602) 943-9494Fax: (602) 944-3898
Registry dates
- Enumerated
- 2010-09-17
- Last updated
- 2026-02-20
- Certified
- 2026-02-20
Frequently asked questions
- What is James Gilligan's NPI number?
- James Gilligan's National Provider Identifier (NPI) is 1578871026, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Gilligan's specialty?
- James Gilligan is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is James Gilligan located?
- James Gilligan's practice location on file with NPPES is 9200 N Central Ave Ste 2, Phoenix, AZ 85020-2463.
- What is James Gilligan's phone number?
- The practice phone number listed in the NPPES registry for James Gilligan is (480) 999-4954.
- Does James Gilligan accept Medicare?
- James Gilligan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Gilligan's NPI active?
- Yes — James Gilligan's NPI (1578871026) is active in the NPPES registry as of the last update on 2026-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.