Elizabeth Humston, DO
NPI 1154581445 · Family Medicine Physician · Johnson City, TN
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Humston, DO is a Family Medicine Physician provider in Johnson City, TN (NPI 1154581445).
Provider details
- NPI number
- 1154581445
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 2273 (TN)
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
1,099 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 | 192 | $115 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 182 | $8 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 132 | $8 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 128 | $13 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 82 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 61 | $119 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 223 | 50 |
| Atorvastatin Calcium | 190 | 53 |
| Lisinopril | 160 | 45 |
| Losartan Potassium | 105 | 27 |
| Sertraline Hcl | 90 | 22 |
| Omeprazole | 90 | 21 |
| Amlodipine Besylate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$589 across 35 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
- 2008-06-11
- Last updated
- 2025-02-19
- Certified
- 2025-02-19
Frequently asked questions
- What is Elizabeth Humston's NPI number?
- Elizabeth Humston's National Provider Identifier (NPI) is 1154581445, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Humston's specialty?
- Elizabeth Humston is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Elizabeth Humston located?
- Elizabeth Humston's practice location on file with NPPES is 303 Med Tech Pkwy, Johnson City, TN 37604-2391.
- What is Elizabeth Humston's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Humston is (423) 282-8070.
- Does Elizabeth Humston accept Medicare?
- Elizabeth Humston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Humston's NPI active?
- Yes — Elizabeth Humston's NPI (1154581445) is active in the NPPES registry as of the last update on 2025-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.