OrganizationActive
David a Bailen MD PC
NPI 1861606642 · Internal Medicine Physician · Boston, MA
David a Bailen MD PC is a Internal Medicine Physician organization in Boston, MA (NPI 1861606642).
Provider details
- NPI number
- 1861606642
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- David Bailen, Chairman(617) 267-4520
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 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
720 Harrison Ave
Suite 506
Boston, MA 02118-2371
Phone: (617) 638-8134
Fax: (617) 638-8115
Street-level locationGet directions
Mailing address
720 Harrison Ave
Boston, MA 02118-2371
Registry dates
- Enumerated
- 2007-05-10
- Last updated
- 2010-11-09
Frequently asked questions
- What is David a Bailen MD PC's NPI number?
- David a Bailen MD PC's National Provider Identifier (NPI) is 1861606642, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is David a Bailen MD PC?
- David a Bailen MD PC is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David a Bailen MD PC located?
- David a Bailen MD PC's practice location on file with NPPES is 720 Harrison Ave, Boston, MA 02118-2371.
- What is David a Bailen MD PC's phone number?
- The practice phone number listed in the NPPES registry for David a Bailen MD PC is (617) 638-8134.
- Who is the authorized official for David a Bailen MD PC?
- The authorized official listed on David a Bailen MD PC's NPPES record is David Bailen, Chairman. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is David a Bailen MD PC's NPI active?
- Yes — David a Bailen MD PC's NPI (1861606642) is active in the NPPES registry as of the last update on 2010-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.