Shannon Maeser, FNP
NPI 1427804608 · Family Nurse Practitioner · Phoenix, AZ
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shannon Maeser, FNP is a Family Nurse Practitioner provider in Phoenix, AZ (NPI 1427804608).
Provider details
- NPI number
- 1427804608
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 297067 (AZ)
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
2 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
332 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 50 | $105 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 48 | $51 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 43 | $13 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 36 | $74 |
| Advance Care Planning, First 30 Minutes99497 | 20 | $67 |
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 |
|---|---|---|
| Levothyroxine Sodium | 24 | 12 |
| Amlodipine Besylate | 18 | — |
| Atorvastatin Calcium | 16 | — |
| Montelukast Sodium | 15 | — |
| Lisinopril | 12 | — |
| Simvastatin | 12 | — |
| Gabapentin | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$576 across 23 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
- 2024-04-29
- Last updated
- 2024-07-10
- Certified
- 2024-07-10
Frequently asked questions
- What is Shannon Maeser's NPI number?
- Shannon Maeser's National Provider Identifier (NPI) is 1427804608, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shannon Maeser's specialty?
- Shannon Maeser is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Shannon Maeser located?
- Shannon Maeser's practice location on file with NPPES is 7725 N 43rd Ave Ste 510, Phoenix, AZ 85051-5771.
- What is Shannon Maeser's phone number?
- The practice phone number listed in the NPPES registry for Shannon Maeser is (623) 207-5465.
- Does Shannon Maeser accept Medicare?
- Shannon Maeser is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shannon Maeser's NPI active?
- Yes — Shannon Maeser's NPI (1427804608) is active in the NPPES registry as of the last update on 2024-07-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.