DR. ALEXANDRA FILIPPAKIS D.O.
NPI 1508270596
Psychiatry & Neurology - Neurology in Haverhill, MA

Q: What is Alexandra Filippakis's NPI number?

The NPI number for Alexandra Filippakis is 1508270596. It was assigned to this individual provider in the NPPES registry on June 17, 2014.

Q: What is Alexandra Filippakis's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Active since June 17, 2014PECOS Enrolled

2 MERRIMACK ST STE 341, HAVERHILL, MA 01830(978) 428-9220 Get Directions Write a Review

NPPES record last updated: August 2, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Dr. Alexandra Filippakis D.o. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ALEXANDRA FILIPPAKIS D.O. (NPI 1508270596) is an individual neurology provider in Haverhill, Massachusetts, licensed in Massachusetts (260232) and active in the NPI registry since June 2014. She is enrolled in Medicare PECOS, is affiliated with Wentworth-douglass Hospital, and is a graduate of University Of New England, College Of Osteo Medicine (2014).

NPPES Registry Identity

NPI1508270596

Entity TypeIndividualFemale

Primary Taxonomy2084N0400X

Provider Legal NameDR. ALEXANDRA FILIPPAKISCredential: D.O.

Location Address2 MERRIMACK ST STE 341Haverhill, MA 01830-6207

Mailing Address2 Merrimack St Ste 341Haverhill, MA 01830-6207 · (978) 428-9220

Phone(978) 428-9220

Sole ProprietorNo

Medical School CMSUniversity Of New England, College Of Osteo MedicineGraduated 2014

Enumeration DateJune 17, 2014

Last NPPES UpdateAugust 2, 2025

NPPES CertifiedAugust 2, 2025

✔ NPI 1508270596 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychiatry & Neurology · NeurologyAllopathic & Osteopathic Physicians

Taxonomy Code2084N0400X

Licenses✔ Licensed in MA · 260232✔ Licensed in NH · 19578

Definition

A Neurologist specializes in the diagnosis and treatment of diseases or impaired function of the brain, spinal cord, peripheral nerves, muscles, autonomic nervous system, and blood vessels that relate to these structures.

2 MERRIMACK ST STE 341, Haverhill, MA 01830

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Taro Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Alexandra Filippakis D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8123327491

PECOS Enrollment IDI20250814001142

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Alexandra Filippakis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Greenleaf Neurology, PLLC

6.4 mi

Clinic/Center

2 MERRIMACK ST FL 3
Haverhill, MA 01830

Reassigned Medicare billing, Massachusetts enrollment

NPI 1144017476 (978) 428-9220

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

137 services119 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

62 services57 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

41 services41 patients

Telephone medical discussion with physician, 21-30 minutes 99443

This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.

27 services26 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

23 services23 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Wentworth-Douglass Hospital

Acute Care Hospitals · Dover, NH

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number300018

Location789 Central AveDover, NH 03820 · Strafford County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01830 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$134.47 typical visit price

range $58.86 – $177.36

Typical copayment $33.61 (range $14.71 – $44.34)

Most-billed visit code 99204

Established Patient

$103.48 typical visit price

range $19.11 – $144.84

Typical copayment $25.87 (range $4.77 – $36.21)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alexandra Filippakis's NPI number?

The NPI number for Alexandra Filippakis is 1508270596. It was assigned to this individual provider in the NPPES registry on June 17, 2014.

Where is Alexandra Filippakis located?

Alexandra Filippakis practices at 2 Merrimack St Ste 341, Haverhill, MA 01830. The listed phone number is (978) 428-9220.

What is Alexandra Filippakis's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.

Is Alexandra Filippakis enrolled in Medicare?

Yes. Alexandra Filippakis is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Alexandra Filippakis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alexandra Filippakis reassigns Medicare benefits to Greenleaf Neurology, PLLC (Haverhill, MA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Alexandra Filippakis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alexandra Filippakis accept?

Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Alexandra Filippakis as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Alexandra Filippakis affiliated with any hospitals?

According to CMS data, Alexandra Filippakis is affiliated with Wentworth-Douglass Hospital.

When was this NPI record last updated?

The NPPES record for Alexandra Filippakis was last updated on August 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.