Meredith Johnston, MD
NPI 1306975792 · Psychiatry Physician · Baltimore, MD
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Meredith Johnston, MD is a Psychiatry Physician provider in Baltimore, MD (NPI 1306975792).
Provider details
- NPI number
- 1306975792
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- D62422 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 40 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 254 | 36 |
| Trazodone Hcl | 182 | 34 |
| Bupropion Hclbrand: Bupropion Xl | 81 | 15 |
| Gabapentin | 74 | 13 |
| Fluoxetine Hcl | 73 | 13 |
| Buprenorphine Hcl/Naloxone Hclbrand: Suboxone | 71 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-03-03
- Last updated
- 2012-12-18
Frequently asked questions
- What is Meredith Johnston's NPI number?
- Meredith Johnston's National Provider Identifier (NPI) is 1306975792, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Meredith Johnston's specialty?
- Meredith Johnston is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Meredith Johnston located?
- Meredith Johnston's practice location on file with NPPES is 421 Fallsway, Baltimore, MD 21202.
- What is Meredith Johnston's phone number?
- The practice phone number listed in the NPPES registry for Meredith Johnston is (410) 837-5533.
- Does Meredith Johnston accept Medicare?
- Meredith Johnston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Meredith Johnston's NPI active?
- Yes — Meredith Johnston's NPI (1306975792) is active in the NPPES registry as of the last update on 2012-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.