John Mix, M.D.
NPI 1558543389 · Vascular Surgery Physician · Macon, GA
Enrolled with Medicare as Practitioner - Vascular Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Mix, M.D. is a Vascular Surgery Physician provider in Macon, GA (NPI 1558543389).
Provider details
- NPI number
- 1558543389
- Entity type
- Individual
- Primary specialty
- Vascular Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 055271 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,565 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) |
|---|---|---|
| Ultrasound of Both Sides of Head and Neck Blood Flow93880 | 317 | $166 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 196 | $84 |
| Ultrasound Study of Arm and Leg Arteries93922 | 190 | $65 |
| Complete Ultrasound of Aorta, Vena Cava, Groin Vessels Or Bypass Grafts93978 | 98 | $153 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 84 | $104 |
| Ultrasound of One Leg Arteries Or Artery Grafts93926 | 81 | $113 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clopidogrel Bisulfatebrand: Clopidogrel | 144 | 46 |
| Cilostazol | 85 | 28 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 37 | 36 |
| Apixabanbrand: Eliquis | 20 | — |
| Rivaroxabanbrand: Xarelto | 17 | — |
| Methylprednisolone | 11 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,826 across 56 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
- 2007-12-04
- Last updated
- 2025-09-18
- Certified
- 2025-09-18
Frequently asked questions
- What is John Mix's NPI number?
- John Mix's National Provider Identifier (NPI) is 1558543389, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Mix's specialty?
- John Mix is listed in the NPPES registry with a primary specialty of Vascular Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is John Mix located?
- John Mix's practice location on file with NPPES is 1902 Forsyth St, Macon, GA 31201-8132.
- What is John Mix's phone number?
- The practice phone number listed in the NPPES registry for John Mix is (478) 250-9785.
- Does John Mix accept Medicare?
- John Mix is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Mix's NPI active?
- Yes — John Mix's NPI (1558543389) is active in the NPPES registry as of the last update on 2025-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.