Katherine Havanidis
NPI 1205336419 · Women's Health Nurse Practitioner · Boston, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Havanidis is a Women's Health Nurse Practitioner provider in Boston, MA (NPI 1205336419).
Provider details
- NPI number
- 1205336419
- Entity type
- Individual
- Primary specialty
- Women's Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- RN2288161 (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 tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,213 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Urinalysis, Manual Test81002 | 850 | $3 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 749 | $84 |
| Ultrasound Measurement of Bladder Capacity After Voiding51798 | 269 | $13 |
| Instillation of Anti-Cancer Drug Into Bladder51720 | 165 | $84 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 87 | $102 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 70 | $82 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Tamsulosin Hcl | 459 | 156 |
| Finasteride | 394 | 126 |
| Alfuzosin Hclbrand: Alfuzosin Hcl Er | 114 | 35 |
| Dutasteride | 35 | 12 |
| Doxazosin Mesylate | 30 | — |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 22 | 21 |
| Cefpodoxime Proxetil | 20 | 17 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$23 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-02-14
- Last updated
- 2025-11-05
- Certified
- 2025-11-05
Frequently asked questions
- What is Katherine Havanidis's NPI number?
- Katherine Havanidis's National Provider Identifier (NPI) is 1205336419, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Havanidis's specialty?
- Katherine Havanidis is listed in the NPPES registry with a primary specialty of Women's Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Havanidis located?
- Katherine Havanidis's practice location on file with NPPES is 1 Hawthorne Pl Ste 109, Boston, MA 02114-2333.
- What is Katherine Havanidis's phone number?
- The practice phone number listed in the NPPES registry for Katherine Havanidis is (617) 523-2394.
- Does Katherine Havanidis accept Medicare?
- Katherine Havanidis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Havanidis's NPI active?
- Yes — Katherine Havanidis's NPI (1205336419) is active in the NPPES registry as of the last update on 2025-11-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.