Katherine Flaherty
NPI 1497539522 · Registered Nurse · Malden, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Flaherty is a Registered Nurse provider in Malden, MA (NPI 1497539522).
Provider details
- NPI number
- 1497539522
- Entity type
- Individual
- Primary specialty
- Registered NurseNursing Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- RN2358830 (MA)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
2 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,828 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 585 | $63 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 335 | $63 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 307 | $91 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 237 | $91 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes99305 | 101 | $113 |
| Initial Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, 50 Minutes Or More |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-08-21
- Last updated
- 2025-01-16
- Certified
- 2025-01-16
Frequently asked questions
- What is Katherine Flaherty's NPI number?
- Katherine Flaherty's National Provider Identifier (NPI) is 1497539522, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Flaherty's specialty?
- Katherine Flaherty is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).
- Where is Katherine Flaherty located?
- Katherine Flaherty's practice location on file with NPPES is 12 Quarry Ln Apt 3122, Malden, MA 02148-7768.
- What is Katherine Flaherty's phone number?
- The practice phone number listed in the NPPES registry for Katherine Flaherty is (203) 859-8128.
- Does Katherine Flaherty accept Medicare?
- Katherine Flaherty is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Flaherty's NPI active?
- Yes — Katherine Flaherty's NPI (1497539522) is active in the NPPES registry as of the last update on 2025-01-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.