What is Marcella Ruddy's NPI number?

Marcella Ruddy's National Provider Identifier (NPI) is 1487614764, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marcella Ruddy's specialty?

Marcella Ruddy is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).

Where is Marcella Ruddy located?

Marcella Ruddy's practice location on file with NPPES is 15 Parkman St Wac 709, Boston, MA 02114-3117.

What is Marcella Ruddy's phone number?

The practice phone number listed in the NPPES registry for Marcella Ruddy is (617) 726-1721.

Is Marcella Ruddy's NPI active?

Yes — Marcella Ruddy's NPI (1487614764) is active in the NPPES registry as of the last update on 2025-09-11.

IndividualActive

Marcella Ruddy, MD

NPI 1487614764 · Pulmonary Disease Physician · Boston, MA

Marcella Ruddy, MD is a Pulmonary Disease Physician provider in Boston, MA (NPI 1487614764).

Provider details

NPI number: 1487614764
Entity type: Individual
Primary specialty: Pulmonary Disease PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Female
License: 78451 (MA)

Specialties & taxonomies

Pulmonary Disease PhysicianPrimary207RP1001XLicense 78451 (MA)
Allopathic & Osteopathic Physicians
Internal Medicine Physician207R00000XLicense 78451 (MA)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(91/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
20 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

15 Parkman St Wac 709

Pulmonary Critical Care Cf

Boston, MA 02114-3117

Phone: (617) 726-1721

Fax: (617) 726-6878

Street-level locationGet directions

More MA providers

Mailing address

Po Box 9142

Charlestown, MA 02129-9142

Enumerated: 2006-03-23
Last updated: 2025-09-11

Frequently asked questions

What is Marcella Ruddy's NPI number?: Marcella Ruddy's National Provider Identifier (NPI) is 1487614764, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Marcella Ruddy's specialty?: Marcella Ruddy is listed in the NPPES registry with a primary specialty of Pulmonary Disease Physician (Allopathic & Osteopathic Physicians).
Where is Marcella Ruddy located?: Marcella Ruddy's practice location on file with NPPES is 15 Parkman St Wac 709, Boston, MA 02114-3117.
What is Marcella Ruddy's phone number?: The practice phone number listed in the NPPES registry for Marcella Ruddy is (617) 726-1721.
Is Marcella Ruddy's NPI active?: Yes — Marcella Ruddy's NPI (1487614764) is active in the NPPES registry as of the last update on 2025-09-11.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.