Mary Sarver, DO
NPI 1841872439 · Internal Medicine Physician · Knoxville, TN
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Sarver, DO is a Internal Medicine Physician provider in Knoxville, TN (NPI 1841872439).
Provider details
- NPI number
- 1841872439
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 5825 (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
5 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
877 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 | 120 | $114 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 94 | $9 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 92 | $15 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 72 | $10 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 70 | $8 |
| Blood Test, Thyroid Stimulating Hormone (tsh) |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 39 | 20 |
| Gabapentin | 37 | 20 |
| Amlodipine Besylate | 26 | 12 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 23 | 12 |
| Levothyroxine Sodium | 22 | 17 |
| Alprazolam | 19 | 15 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$189 across 8 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)
- 1924 Alcoa Hwy # U-114Knoxville, TN 37920-1511Phone: (865) 305-9340Fax: (865) 305-9144
Registry dates
- Enumerated
- 2021-04-23
- Last updated
- 2024-08-19
- Certified
- 2024-08-19
Frequently asked questions
- What is Mary Sarver's NPI number?
- Mary Sarver's National Provider Identifier (NPI) is 1841872439, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Sarver's specialty?
- Mary Sarver is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mary Sarver located?
- Mary Sarver's practice location on file with NPPES is 9333 Park West Blvd, Knoxville, TN 37923-4341.
- What is Mary Sarver's phone number?
- The practice phone number listed in the NPPES registry for Mary Sarver is (865) 500-2143.
- Does Mary Sarver accept Medicare?
- Mary Sarver is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Sarver's NPI active?
- Yes — Mary Sarver's NPI (1841872439) is active in the NPPES registry as of the last update on 2024-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.