MARIA VASILIADIS DO
NPI 1417904897
Internal Medicine - Geriatric Medicine in West Chester, PA

Q: What is Maria Vasiliadis's NPI number?

The NPI number for Maria Vasiliadis is 1417904897. It was assigned to this individual provider in the NPPES registry on May 30, 2006.

Q: What is Maria Vasiliadis's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Q: When was this NPI record last updated?

The NPPES record for Maria Vasiliadis was last updated on November 22, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years 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.

Active since May 30, 2006PECOS EnrolledAccepts Medicare Assignment

701 E MARSHALL ST, WEST CHESTER, PA 19380(610) 431-5000 Get Directions Write a Review

NPPES record last updated: November 22, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

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About Maria Vasiliadis Do NPPES

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

MARIA VASILIADIS DO (NPI 1417904897) is an individual geriatric medicine provider in West Chester, Pennsylvania, licensed in Pennsylvania (OS0089981) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS, is affiliated with Lancaster General Hospital, and is a graduate of Philadelphia College Of Osteopathic Medicine (1994).

NPPES Registry Identity

NPI1417904897

Entity TypeIndividualFemale

Primary Taxonomy207RG0300X

Provider Legal NameMARIA VASILIADISCredential: DO

Location Address701 E MARSHALL STWest Chester, PA 19380-4412

Mailing Address701 E Marshall StWest Chester, PA 19380-4412 · (610) 431-5000

Phone(610) 431-5000

Sole ProprietorYes

Medical School CMSPhiladelphia College Of Osteopathic MedicineGraduated 1994

Enumeration DateMay 30, 2006

Last NPPES UpdateNovember 22, 2016

✔ NPI 1417904897 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207RG0300X

License✔ Licensed in PA · OS0089981

Definition

An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.

701 E MARSHALL ST, West Chester, PA 19380

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Other Identifiers 2

Medicare PIN055121GGMPA

Medicare UPINH55619PA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Maria Vasiliadis Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6002819588

PECOS Enrollment IDI20060823000350

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 Maria Vasiliadis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Lancaster General Hospital

17 mi

Surgery

950 S OCTORARA TRL
Parkesburg, PA 19365

Reassigned Medicare billing, Pennsylvania enrollment
215 clinicians in this Medicare group

NPI 1619371812 (717) 544-5945

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 14

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 low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

359 services216 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

234 services147 patients

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308

A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.

145 services76 patients

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.

56 services47 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

38 services36 patients

Influenza vaccine split virus, preservative free 90662

The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.

33 services31 patients

Initial nursing facility care with moderate level of medical decision making, per day, if using time, at least 35 minutes 99305

An initial nursing facility visit per day is a service where a healthcare professional spends about 35 minutes assessing a patient's health status. This includes reviewing medical history, conducting a physical exam, and developing a care plan based on the patient's needs.

31 services30 patients

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 99307

A follow-up nursing facility visit per day typically lasts about 10 minutes. This service involves a healthcare professional checking on your health status, answering any questions you may have, and monitoring your progress. This routine check ensures your recovery is on track and any concerns are addressed promptly.

29 services22 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

25 services25 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

20 services13 patients

Initial nursing facility care with high level of medical decision making, per day, if using time, 50 minutes or more 99306

An initial nursing facility visit is your first meeting with your healthcare team at a nursing facility. Lasting typically 45 minutes, this appointment involves a comprehensive health assessment and the creation of your personalized care plan. It's a crucial step to ensure your health and well-being.

19 services18 patients

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308

18 services11 patients

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309

A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.

17 services14 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.

14 services14 patients

Hospital Affiliations CMS Care Compare

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

Lancaster General Hospital

Acute Care Hospitals · Lancaster, PA

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390100

Location555 North Duke StreetLancaster, PA 17602 · Lancaster County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19380 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

$180.99 typical visit price

range $59.88 – $180.99

Typical copayment $45.24 (range $14.97 – $45.24)

Most-billed visit code 99205

Established Patient

$105.21 typical visit price

range $19.30 – $147.29

Typical copayment $26.30 (range $4.82 – $36.82)

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.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

NINA RUTH MAZZARELLI RN, BSN

Registered Nurse

701 E MARSHALL ST
WEST CHESTER, PA 19380

Chester County (610) 431-5000

CHESTER COUNTY HOSPITAL SPU

General Acute Care Hospital

701 E MARSHALL ST
WEST CHESTER, PA 19380

Chester County (610) 431-5000

ELISABETH ANNE CARTER MHS

Physician Assistant

701 E MARSHALL ST
WEST CHESTER, PA 19380

Chester County (610) 431-5150

JENNIFER M. BINGNEAR CRNA

Nurse Anesthetist, Certified Registered

701 E MARSHALL ST, NRW 141
WEST CHESTER, PA 19380

Chester County (610) 431-5472

PROF. AMANDA BRAUNSTEIN PA-C

Physician Assistant (Medical)

701 E MARSHALL ST
WEST CHESTER, PA 19380

Chester County (610) 431-5000

EMERGENCY CARE SPECIALISTS, PC

Emergency Medicine

701 E MARSHALL ST
WEST CHESTER, PA 19380

Chester County (610) 431-5150

MISS SARA ELIZABETH STERLING DO

Hospitalist

701 E MARSHALL ST
WEST CHESTER, PA 19380

Chester County (610) 431-5000

ANNAMARIE KOLLER D.O.

Pediatrics

701 E MARSHALL ST
WEST CHESTER, PA 19380

Chester County (610) 431-5376

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 Maria Vasiliadis's NPI number?

The NPI number for Maria Vasiliadis is 1417904897. It was assigned to this individual provider in the NPPES registry on May 30, 2006.

Where is Maria Vasiliadis located?

Maria Vasiliadis practices at 701 E Marshall St, West Chester, PA 19380. The listed phone number is (610) 431-5000.

What is Maria Vasiliadis's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Is Maria Vasiliadis enrolled in Medicare?

Yes. Maria Vasiliadis is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Maria Vasiliadis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Vasiliadis reassigns Medicare benefits to Lancaster General Hospital (Parkesburg, PA). 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 Maria Vasiliadis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Maria Vasiliadis accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Maria Vasiliadis 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 Maria Vasiliadis affiliated with any hospitals?

According to CMS data, Maria Vasiliadis is affiliated with Lancaster General Hospital.

When was this NPI record last updated?

The NPPES record for Maria Vasiliadis was last updated on November 22, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years 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.