Maryellen Eller, MD
NPI 1366862047 · Psychiatry Physician · Chattanooga, TN
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maryellen Eller, MD is a Psychiatry Physician provider in Chattanooga, TN (NPI 1366862047).
Provider details
- NPI number
- 1366862047
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 57401 (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
12 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
156 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) |
|---|---|---|
| Therapy Using Electrical Currents90870 | 93 | $99 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 37 | $72 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 26 | $159 |
Typical Medicare-allowed amounts for these services range $72–$159 (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 |
|---|---|---|
| Quetiapine Fumarate | 31 | — |
| Clonazepam | 25 | — |
| Trazodone Hcl | 25 | 11 |
| Lamotrigine | 21 | — |
| Aripiprazole | 17 | — |
| Hydroxyzine Hcl | 11 | — |
| Mirtazapine | 11 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$661 across 30 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)
- 2000 Church StNashville, TN 37236-4400Phone: (615) 284-5555
Registry dates
- Enumerated
- 2014-04-22
- Last updated
- 2022-07-13
- Certified
- 2022-07-13
Frequently asked questions
- What is Maryellen Eller's NPI number?
- Maryellen Eller's National Provider Identifier (NPI) is 1366862047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maryellen Eller's specialty?
- Maryellen Eller is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Maryellen Eller located?
- Maryellen Eller's practice location on file with NPPES is 804 N Holtzclaw Ave, Chattanooga, TN 37404-1235.
- What is Maryellen Eller's phone number?
- The practice phone number listed in the NPPES registry for Maryellen Eller is (423) 498-4650.
- Does Maryellen Eller accept Medicare?
- Maryellen Eller is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maryellen Eller's NPI active?
- Yes — Maryellen Eller's NPI (1366862047) is active in the NPPES registry as of the last update on 2022-07-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.