Joanna Wong, MD
NPI 1558560649 · Psychiatry Physician · Portland, ME
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna Wong, MD is a Psychiatry Physician provider in Portland, ME (NPI 1558560649).
Provider details
- NPI number
- 1558560649
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- EC071081 (ME)
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
18 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
Mailing address
Registry dates
- Enumerated
- 2007-07-17
- Last updated
- 2007-07-17
Frequently asked questions
- What is Joanna Wong's NPI number?
- Joanna Wong's National Provider Identifier (NPI) is 1558560649, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Wong's specialty?
- Joanna Wong is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Joanna Wong located?
- Joanna Wong's practice location on file with NPPES is 22 Bramhall St, Portland, ME 04102-3134.
- What is Joanna Wong's phone number?
- The practice phone number listed in the NPPES registry for Joanna Wong is (207) 662-7060.
- Does Joanna Wong accept Medicare?
- Joanna Wong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna Wong's NPI active?
- Yes — Joanna Wong's NPI (1558560649) is active in the NPPES registry as of the last update on 2007-07-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.