Michael Mayhall, PA
NPI 1689049660 · Physician Assistant · Knoxville, TN
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Mayhall, PA is a Physician Assistant provider in Knoxville, TN (NPI 1689049660).
Provider details
- NPI number
- 1689049660
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- No
- License
- PA2781 (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 tenure33% of score
10 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 23 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 57 | 17 |
| Amlodipine Besylate | 42 | 11 |
| Sertraline Hcl | 32 | — |
| Amitriptyline Hcl | 31 | — |
| Lisinopril | 31 | — |
| Donepezil Hcl | 30 | — |
| Pantoprazole Sodium | 28 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$126 across 6 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
Additional practice locations (1)
- 415a North Roane StreetHarriman, TN 37748-2024Phone: (865) 203-1039Fax: (865) 285-9150
Registry dates
- Enumerated
- 2015-12-02
- Last updated
- 2024-09-06
- Certified
- 2024-09-06
Frequently asked questions
- What is Michael Mayhall's NPI number?
- Michael Mayhall's National Provider Identifier (NPI) is 1689049660, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Mayhall's specialty?
- Michael Mayhall is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Michael Mayhall located?
- Michael Mayhall's practice location on file with NPPES is 259 N Peters Rd, Knoxville, TN 37923-4923.
- What is Michael Mayhall's phone number?
- The practice phone number listed in the NPPES registry for Michael Mayhall is (865) 330-7777.
- Does Michael Mayhall accept Medicare?
- Michael Mayhall is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Mayhall's NPI active?
- Yes — Michael Mayhall's NPI (1689049660) is active in the NPPES registry as of the last update on 2024-09-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.