Nina Mastrokalos, RN
NPI 1043896335 · Acute Care Nurse Practitioner · Fredericksburg, VA
Nina Mastrokalos, RN is a Acute Care Nurse Practitioner provider in Fredericksburg, VA (NPI 1043896335).
Provider details
- NPI number
- 1043896335
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN
- Sex
- Female
- Sole proprietor
- No
- License
- 0024197179 (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
5 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
- 2021-03-18
- Last updated
- 2026-04-25
- Certified
- 2026-04-25
Frequently asked questions
- What is Nina Mastrokalos's NPI number?
- Nina Mastrokalos's National Provider Identifier (NPI) is 1043896335, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nina Mastrokalos's specialty?
- Nina Mastrokalos is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Nina Mastrokalos located?
- Nina Mastrokalos's practice location on file with NPPES is 1001 Sam Perry Blvd, Fredericksburg, VA 22401-4453.
- What is Nina Mastrokalos's phone number?
- The practice phone number listed in the NPPES registry for Nina Mastrokalos is (540) 419-9074.
- Is Nina Mastrokalos's NPI active?
- Yes — Nina Mastrokalos's NPI (1043896335) is active in the NPPES registry as of the last update on 2026-04-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.