Karen Mathews, N.P.
NPI 1740509538 · Adult Health Nurse Practitioner · Dedham, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Mathews, N.P. is a Adult Health Nurse Practitioner provider in Dedham, MA (NPI 1740509538).
Provider details
- NPI number
- 1740509538
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- N.P.
- Sex
- Female
- Sole proprietor
- No
- License
- RN186135 (MA)
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 tenure28% of score
16 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
898 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) |
|---|---|---|
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 340 | $15 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 201 | $119 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 165 | $84 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 33 | $9 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 29 | $120 |
| Automated Urinalysis Test |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 33 | 16 |
| Atorvastatin Calcium | 32 | 15 |
| Omeprazole | 31 | 15 |
| Tramadol Hcl | 27 | 18 |
| Lorazepam | 25 | 17 |
| Azithromycin | 22 | 19 |
| Levothyroxine Sodium | 21 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-05-19
- Last updated
- 2024-10-25
- Certified
- 2024-10-22
Frequently asked questions
- What is Karen Mathews's NPI number?
- Karen Mathews's National Provider Identifier (NPI) is 1740509538, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Mathews's specialty?
- Karen Mathews is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Mathews located?
- Karen Mathews's practice location on file with NPPES is 333 Elm Street, Dedham, MA 02026-2954.
- What is Karen Mathews's phone number?
- The practice phone number listed in the NPPES registry for Karen Mathews is (781) 329-7311.
- Does Karen Mathews accept Medicare?
- Karen Mathews is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Mathews's NPI active?
- Yes — Karen Mathews's NPI (1740509538) is active in the NPPES registry as of the last update on 2024-10-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.