IndividualActive
John Hsiao, M.D.
NPI 1346348018 · Psychiatry Physician · Rockville, MD
John Hsiao, M.D. is a Psychiatry Physician provider in Rockville, MD (NPI 1346348018).
Provider details
- NPI number
- 1346348018
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- D26988 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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.
Practice location
11119 Rockville Pike
Suite 105
Rockville, MD 20852-3143
Phone: (301) 443-3525
Approximate (ZIP-level) locationGet directions
Mailing address
Po Box 92
Garrett Park, MD 20896-0092
Registry dates
- Enumerated
- 2006-09-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Hsiao's NPI number?
- John Hsiao's National Provider Identifier (NPI) is 1346348018, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hsiao's specialty?
- John Hsiao is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is John Hsiao located?
- John Hsiao's practice location on file with NPPES is 11119 Rockville Pike, Rockville, MD 20852-3143.
- What is John Hsiao's phone number?
- The practice phone number listed in the NPPES registry for John Hsiao is (301) 443-3525.
- Is John Hsiao's NPI active?
- Yes — John Hsiao's NPI (1346348018) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.