Mary Gaffney, NP
NPI 1720864564 · Nurse Practitioner · Vienna, VA
Enrolled with Medicare as Order and Referring Only - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Gaffney, NP is a Nurse Practitioner provider in Vienna, VA (NPI 1720864564).
Provider details
- NPI number
- 1720864564
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 0024187820 (VA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 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
- 2023-09-07
- Last updated
- 2023-09-07
- Certified
- 2023-09-07
Frequently asked questions
- What is Mary Gaffney's NPI number?
- Mary Gaffney's National Provider Identifier (NPI) is 1720864564, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Gaffney's specialty?
- Mary Gaffney is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Gaffney located?
- Mary Gaffney's practice location on file with NPPES is 853 Shady Dr Se, Vienna, VA 22180-5990.
- What is Mary Gaffney's phone number?
- The practice phone number listed in the NPPES registry for Mary Gaffney is (630) 388-8355.
- Does Mary Gaffney accept Medicare?
- Mary Gaffney is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Gaffney's NPI active?
- Yes — Mary Gaffney's NPI (1720864564) is active in the NPPES registry as of the last update on 2023-09-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.