Walter Porter Million, FNP-C
NPI 1083191191 · Family Nurse Practitioner · Chattanooga, TN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Walter Porter Million, FNP-C is a Family Nurse Practitioner provider in Chattanooga, TN (NPI 1083191191).
Provider details
- NPI number
- 1083191191
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP-C
- Sex
- Male
- Sole proprietor
- No
- License
- 24466 (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
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- 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 · 37 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 41 | 22 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 38 | 15 |
| Levothyroxine Sodium | 36 | 20 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 34 | 18 |
| Amlodipine Besylate | 30 | 19 |
| Rosuvastatin Calcium | 27 | 12 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$536 across 15 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
- 2018-07-20
- Last updated
- 2023-07-17
- Certified
- 2023-07-17
Frequently asked questions
- What is Walter Porter Million's NPI number?
- Walter Porter Million's National Provider Identifier (NPI) is 1083191191, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Porter Million's specialty?
- Walter Porter Million is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Walter Porter Million located?
- Walter Porter Million's practice location on file with NPPES is 1032 Mccallie Ave, Chattanooga, TN 37403-2800.
- What is Walter Porter Million's phone number?
- The practice phone number listed in the NPPES registry for Walter Porter Million is (423) 752-5004.
- Does Walter Porter Million accept Medicare?
- Walter Porter Million is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Walter Porter Million's NPI active?
- Yes — Walter Porter Million's NPI (1083191191) is active in the NPPES registry as of the last update on 2023-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.