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MASAKO MIZUSAWA M.D.
NPI 1962723619
Pathology - Medical Microbiology in Long Branch, NJ

Active since June 17, 2010PECOS Enrolled
300 2ND AVE, LONG BRANCH, NJ 07740(732) 222-5200 Get Directions Write a Review

NPPES record last updated: May 2, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: May 2, 2024, Jan 26, 2023, Dec 21, 2022 and 8 more (11 updates tracked since 2016).

About Masako Mizusawa M.d. NPPES

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

MASAKO MIZUSAWA M.D. (NPI 1962723619) is an individual medical microbiology provider in Long Branch, New Jersey, licensed in New Jersey (25MA11384400) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS and maintains a secondary practice location in Kansas City.

NPPES Registry Identity

NPI1962723619
Entity TypeIndividualFemale
Primary Taxonomy207ZM0300X
Provider Legal NameMASAKO MIZUSAWACredential: M.D.
Location Address300 2ND AVELong Branch, NJ 07740-6303
Mailing Address2310 Holmes St, Ste 800Kansas City, MO 64108-2602 · (816) 218-2523 · Fax (816) 285-6923
Phone(732) 222-5200
Sole ProprietorNo
Enumeration DateJune 17, 2010
Last NPPES UpdateMay 2, 202411 updates tracked since enumeration
NPPES CertifiedMay 2, 2024
✔ NPI 1962723619 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyPathology · Medical MicrobiologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZM0300X
License✔ Licensed in NJ · 25MA11384400
Definition
A medical microbiologist is expert in the isolation and identification of microbial agents that cause infectious disease. Viruses, bacteria and fungi, as well as parasites, are identified and, where possible, tested for susceptibility to appropriate antimicrobial agents.
Also ListedInternal MedicineTaxonomy 207R00000X · License 25MA11384400 (NJ)
Also ListedInternal Medicine · Infectious DiseaseTaxonomy 207RI0200X · License 2017007796 (MO), 25MA11384400 (NJ)
300 2ND AVE, Long Branch, NJ 07740
Open in Google Maps ↗

Secondary Practice Location 1

Location 12301 Holmes StKansas City, MO 64108-2640 · Phone (816) 404-1885 · Fax (816) 404-1082

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Masako Mizusawa M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignments

2

Medicare enrollment records show Masako Mizusawa reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Rutgers Health-Rwj Pediatric Critical Care
28 mi
Pediatric Critical Care Medicine
1 ROBERT WOOD JOHNSON PL
New Brunswick, NJ 08901
  • Reassigned Medicare billing, New Jersey enrollment
  • 492 clinicians in this Medicare group
NPI 1164510400 (732) 235-7900
Id Care LLC
37 mi
Infectious Disease
105 RAIDER BLVD, SUITE 101
Hillsborough, NJ 08844
  • Reassigned Medicare billing, New Jersey enrollment
  • 146 clinicians in this Medicare group
NPI 1639146277 (908) 281-0221

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07740 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
$140.34 typical visit price
range $61.59 – $185.05
Typical copayment $35.08 (range $15.39 – $46.26)
Most-billed visit code 99204
Established Patient
$107.94 typical visit price
range $20.08 – $150.98
Typical copayment $26.98 (range $5.02 – $37.74)
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.

ALEXANDRA M LASKOWSKI M.D.
Student in an Organized Health Care Education/Training Program
300 2ND AVE
LONG BRANCH, NJ 07740
Monmouth County (732) 923-7251
FLORENCE ARMOUR APN
Nurse Practitioner (Adult Health)
300 2ND AVE
LONG BRANCH, NJ 07740
Monmouth County (732) 923-6635
MICHELLE WOODFIELD MD
Student in an Organized Health Care Education/Training Program
300 2ND AVE
LONG BRANCH, NJ 07740
Monmouth County (732) 923-7251
DR. KARAN JAYESHKUMAR YAGNIK MD
Internal Medicine
300 2ND AVE
LONG BRANCH, NJ 07740
Monmouth County (440) 403-5523
JULIE A CONTE CRNA
Nurse Anesthetist, Certified Registered
300 2ND AVE
LONG BRANCH, NJ 07740
Monmouth County (732) 222-5200
KATHLEEN STANIER NP
Nurse Practitioner
300 2ND AVE
LONG BRANCH, NJ 07740
Monmouth County (732) 222-5200
MICHAEL EAGAN MD
Emergency Medicine
300 2ND AVE, MONMOUTH MEDICAL CENTER
LONG BRANCH, NJ 07740
Monmouth County (732) 923-8882
DR. TEE YIN TRACY TEO D.O
Student in an Organized Health Care Education/Training Program
300 2ND AVE
LONG BRANCH, NJ 07740
Monmouth County (631) 726-0409

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 Masako Mizusawa's NPI number?

The NPI number for Masako Mizusawa is 1962723619. It was assigned to this individual provider in the NPPES registry on June 17, 2010.

Where is Masako Mizusawa located?

Masako Mizusawa practices at 300 2nd Ave, Long Branch, NJ 07740. The listed phone number is (732) 222-5200.

What is Masako Mizusawa's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Medical Microbiology, with taxonomy code 207ZM0300X.

Is Masako Mizusawa enrolled in Medicare?

Yes. Masako Mizusawa is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Masako Mizusawa's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Masako Mizusawa reassigns Medicare benefits to 2 organizations: Rutgers Health-Rwj Pediatric Critical Care (New Brunswick, NJ) and Id Care LLC (Hillsborough, NJ). Each 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 Masako Mizusawa's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Masako Mizusawa accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan and Ambetter of Oklahoma and 3 other insurers list Masako Mizusawa 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.

When was this NPI record last updated?

The NPPES record for Masako Mizusawa was last updated on May 2, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.