Shannon Walkup, PA
NPI 1821077215 · Physician Assistant · East Syracuse, NY
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shannon Walkup, PA is a Physician Assistant provider in East Syracuse, NY (NPI 1821077215).
Provider details
- NPI number
- 1821077215
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- 010321-1 (NY)
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
1,683 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 309 | $9 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 303 | $8 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 263 | $10 |
| Gammaglobulin (immune System Protein) Measurement82784 | 186 | $9 |
| Reticulated (young) Platelet Measurement85055 | 72 | $35 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 64 | $104 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 151 | 53 |
| Letrozole | 113 | 38 |
| Ibrutinibbrand: Imbruvica | 64 | — |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 60 | 18 |
| Hydroxyurea | 54 | 18 |
| Tamoxifen Citrate | 35 | 14 |
| Valacyclovir Hclbrand: Valacyclovir | 29 | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$139 across 1 record (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
- 2006-01-13
- Last updated
- 2018-08-03
Frequently asked questions
- What is Shannon Walkup's NPI number?
- Shannon Walkup's National Provider Identifier (NPI) is 1821077215, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shannon Walkup's specialty?
- Shannon Walkup is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Shannon Walkup located?
- Shannon Walkup's practice location on file with NPPES is 5008 Brittonfield Pkwy, East Syracuse, NY 13057.
- What is Shannon Walkup's phone number?
- The practice phone number listed in the NPPES registry for Shannon Walkup is (315) 472-7504.
- Does Shannon Walkup accept Medicare?
- Shannon Walkup is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shannon Walkup's NPI active?
- Yes — Shannon Walkup's NPI (1821077215) is active in the NPPES registry as of the last update on 2018-08-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.