Doriana Bailey, M.D.
NPI 1477783900 · Psychiatry Physician · San Mateo, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Doriana Bailey, M.D. is a Psychiatry Physician provider in San Mateo, CA (NPI 1477783900).
Provider details
- NPI number
- 1477783900
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
16 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
101 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 | 43 | $154 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 34 | $214 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 24 | $70 |
Typical Medicare-allowed amounts for these services range $70–$214 (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 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Trazodone Hcl | 279 | 23 |
| Quetiapine Fumarate | 238 | 15 |
| Risperidone | 227 | 18 |
| Clonazepam | 187 | 17 |
| Lorazepam | 133 | 21 |
| Olanzapine | 126 | — |
| Benztropine Mesylate | 117 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-07-17
- Last updated
- 2022-07-11
- Certified
- 2022-07-11
Frequently asked questions
- What is Doriana Bailey's NPI number?
- Doriana Bailey's National Provider Identifier (NPI) is 1477783900, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Doriana Bailey's specialty?
- Doriana Bailey is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Doriana Bailey located?
- Doriana Bailey's practice location on file with NPPES is 1950 Alameda De Las Pulgas, San Mateo, CA 94403-1222.
- What is Doriana Bailey's phone number?
- The practice phone number listed in the NPPES registry for Doriana Bailey is (650) 573-3571.
- Does Doriana Bailey accept Medicare?
- Doriana Bailey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Doriana Bailey's NPI active?
- Yes — Doriana Bailey's NPI (1477783900) is active in the NPPES registry as of the last update on 2022-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.