Mark Chambers, M.D
NPI 1033168059 · Family Medicine Physician · Nashville, TN
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Chambers, M.D is a Family Medicine Physician provider in Nashville, TN (NPI 1033168059).
Provider details
- NPI number
- 1033168059
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- 35590 (TN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
90 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 36 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 24 | $86 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 16 | $160 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 14 | $106 |
Typical Medicare-allowed amounts for these services range $86–$160 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
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 |
|---|---|---|
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 288 | 69 |
| Buprenorphine Hcl | 24 | — |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 13 | 13 |
| Clonazepam | 12 | — |
| Gabapentin | 12 | — |
| Prednisone | 12 | 11 |
Practice location
Mailing address
Additional practice locations (1)
- 300 20th Ave N9th FloorNashville, TN 37203-2131Phone: (615) 284-1400Fax: (615) 284-1420
Registry dates
- Enumerated
- 2006-05-08
- Last updated
- 2022-03-23
- Certified
- 2022-03-23
Frequently asked questions
- What is Mark Chambers's NPI number?
- Mark Chambers's National Provider Identifier (NPI) is 1033168059, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Chambers's specialty?
- Mark Chambers is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Chambers located?
- Mark Chambers's practice location on file with NPPES is 3601 the Vanderbilt Clinic, Nashville, TN 37232-2131.
- What is Mark Chambers's phone number?
- The practice phone number listed in the NPPES registry for Mark Chambers is (615) 936-2000.
- Does Mark Chambers accept Medicare?
- Mark Chambers is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Chambers's NPI active?
- Yes — Mark Chambers's NPI (1033168059) is active in the NPPES registry as of the last update on 2022-03-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.