Tiffany Walker, PA-C
NPI 1548453467 · Medical Physician Assistant · Phoenix, AZ
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tiffany Walker, PA-C is a Medical Physician Assistant provider in Phoenix, AZ (NPI 1548453467).
Provider details
- NPI number
- 1548453467
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
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
18 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
232 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 | 184 | $110 |
| Chronic Pain Management and Treatment, Monthly Bundle Including, Diagnosis; Assessment and Monitoring; Administration of a Validated Pain Rating Scale Or Tool; the Development, Implementation, Revision, And/Or Maintenance of a Person-Centered Care Plan ThaG3002 | 48 | $71 |
Typical Medicare-allowed amounts for these services range $71–$110 (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 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 575 | 151 |
| Oxycodone Hcl | 461 | 106 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 456 | 105 |
| Gabapentin | 306 | 129 |
| Tramadol Hcl | 234 | 69 |
| Tizanidine Hcl | 147 | 54 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,510 across 28 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
- 2007-08-23
- Last updated
- 2015-01-27
Frequently asked questions
- What is Tiffany Walker's NPI number?
- Tiffany Walker's National Provider Identifier (NPI) is 1548453467, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tiffany Walker's specialty?
- Tiffany Walker is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tiffany Walker located?
- Tiffany Walker's practice location on file with NPPES is 1850 N Central Ave, Phoenix, AZ 85004-4527.
- What is Tiffany Walker's phone number?
- The practice phone number listed in the NPPES registry for Tiffany Walker is (602) 744-4765.
- Does Tiffany Walker accept Medicare?
- Tiffany Walker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tiffany Walker's NPI active?
- Yes — Tiffany Walker's NPI (1548453467) is active in the NPPES registry as of the last update on 2015-01-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.