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NZIAVAKE MASIMASI M.D.
NPI 1366457160
Internal Medicine in Glen Burnie, MD

Active since July 30, 2006PECOS EnrolledAccepts Medicare Assignment
200 HOSPITAL DR STE 300, GLEN BURNIE, MD 21061(410) 837-2050(866) 629-0091 Get Directions Write a Review

NPPES record last updated: May 28, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 28, 2021, Feb 24, 2016 (2 updates tracked since 2016).

About Nziavake Masimasi M.d. NPPES

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

NZIAVAKE MASIMASI M.D. (NPI 1366457160) is an individual internal medicine provider in Glen Burnie, Maryland, licensed in Maryland (D90885) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS and is a graduate of University Of Alabama School Of Medicine (2003).

NPPES Registry Identity

NPI1366457160
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameNZIAVAKE MASIMASICredential: M.D.
Location Address200 HOSPITAL DR STE 300Glen Burnie, MD 21061-5884
Mailing Address1111 N Charles StBaltimore, MD 21201-5505 · (410) 837-2050 · Fax (866) 629-0091
Phone(410) 837-2050
Fax(866) 629-0091
Sole ProprietorNo
Medical School CMSUniversity Of Alabama School Of MedicineGraduated 2003
Enumeration DateJuly 30, 2006
Last NPPES UpdateMay 28, 20212 updates tracked since enumeration
NPPES CertifiedMay 28, 2021
✔ NPI 1366457160 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in MD · D90885✔ Licensed in AL · 29025
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
200 HOSPITAL DR STE 300, Glen Burnie, MD 21061
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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

Nziavake Masimasi M.d. 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 ID6406856129
PECOS Enrollment IDI20210525002212
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

5

Medicare enrollment records show Nziavake Masimasi reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of Maryland Physicians PA
10 mi
Nephrology
22 S GREENE ST
Baltimore, MD 21201
  • Reassigned Medicare billing, Maryland enrollment
  • 614 clinicians in this Medicare group
NPI 1043262579 (410) 328-8040
Chase Brexton Health Services, Inc.
11 mi
Federally Qualified Health Center (FQHC)
1111 NORTH CHARLES STREET
Baltimore, MD 21201
  • Reassigned Medicare billing, Maryland enrollment
  • 213 clinicians in this Medicare group
NPI 1588606305 (410) 837-2050
Hospital Physician Services - Southeast Professional Corporation
541 mi
Hospitalist
2151 W SPRING ST
Monroe, GA 30655
  • Reassigned Medicare billing, Alabama enrollment
  • 428 clinicians in this Medicare group
NPI 1760410385 (770) 267-8461
University Of Alabama At Birmingham
687 mi
Nurse Anesthetist, Certified Registered
619 19TH ST S # JT845
Birmingham, AL 35249
  • Reassigned Medicare billing, Alabama enrollment
  • 460 clinicians in this Medicare group
NPI 1356674360 (205) 934-7072
The Health Care Authority For Baptist Health, An Affiliate Of Uabhs
710 mi
Family Medicine
470 TAYLOR RD, SUITE 310
Montgomery, AL 36117
  • Reassigned Medicare billing, Alabama enrollment
  • 439 clinicians in this Medicare group
NPI 1144529686 (334) 244-4322

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 21061 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
$139.05 typical visit price
range $60.73 – $183.44
Typical copayment $34.76 (range $15.18 – $45.86)
Most-billed visit code 99204
Established Patient
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Breast Cancer Screening
Percentage of women 50-74 years of age who had a mammogram to screen for breast cancer
80%887 patients4/55-star benchmark: 92%
Care Plan
Percentage of patients aged 65 years and older who have an advance care plan or surrogate decision maker documented in the medical record that an advance care plan was discussed but the patient did not wish or was not able to name a surrogate decision maker…
100%63 patients5/55-star benchmark: 100%
Diabetes: Medical Attention for Nephropathy
The percentage of patients 18-75 years of age with diabetes who had a nephropathy screening test or evidence of nephropathy during the measurement period
89%431 patients4/55-star benchmark: 99%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
71%2,664 patients3/55-star benchmark: 100%
Health Information Exchange
The MIPS eligible clinician that transitions or refers their patient to another setting of care or health care clinician (1) uses CEHRT to create a summary of care record; and (2) electronically transmits such summary to a receiving health care clinician for…
1%193 patients1/55-star benchmark: 96%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
93%894 patients4/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
7%956 patients1/55-star benchmark: 99%
Pneumococcal Vaccination Status for Older Adults
Percentage of patients 65 years of age and older who have ever received a pneumococcal vaccine
65%711 patients3/55-star benchmark: 90%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
41%360 patients2/55-star benchmark: 100%
Preventive Care and Screening: Influenza Immunization
Percentage of patients aged 6 months and older seen for a visit between October 1 and March 31 who received an influenza immunization OR who reported previous receipt of an influenza immunization
37%1,398 patients2/55-star benchmark: 88%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
97%956 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
9%956 patients1/55-star benchmark: 59%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
5 suppliers14 claims30 services$5.10 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers19 claims19 services$78.88 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 17

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

MEGHANN MULHERIN
Social Worker (Clinical)
200 HOSPITAL DR STE 300
GLEN BURNIE, MD 21061
Anne Arundel County (410) 837-2050
DR. RISA D. KRAMER MD
Family Medicine
200 HOSPITAL DR STE 300
GLEN BURNIE, MD 21061
Anne Arundel County (410) 837-2050
LISA LESANE
Nurse Practitioner (Family)
200 HOSPITAL DR STE 300
GLEN BURNIE, MD 21061
Anne Arundel County (410) 837-2050
CEMIA SMITH LMSW
Social Worker
200 HOSPITAL DR STE 300
GLEN BURNIE, MD 21061
Anne Arundel County (410) 837-2050
COURTNAY MECCA MS, CNS, LDN
Nutritionist
200 HOSPITAL DR STE 300
GLEN BURNIE, MD 21061
Anne Arundel County (410) 837-2050
DAVID JESSIE IDEMUDIA LCSW-C
Social Worker
200 HOSPITAL DR STE 300
GLEN BURNIE, MD 21061
Anne Arundel County (410) 837-2050
CHASE BREXTON HEALTH SERVICES, INC.
Pharmacist (Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist)
200 HOSPITAL DR STE 300
GLEN BURNIE, MD 21061
Anne Arundel County (410) 837-2050
FELICIA SEAY APRN
Nurse Practitioner
200 HOSPITAL DR STE 300
GLEN BURNIE, MD 21061
Anne Arundel County (410) 837-2050

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 Nziavake Masimasi's NPI number?

The NPI number for Nziavake Masimasi is 1366457160. It was assigned to this individual provider in the NPPES registry on July 30, 2006.

Where is Nziavake Masimasi located?

Nziavake Masimasi practices at 200 Hospital Dr Ste 300, Glen Burnie, MD 21061. The listed phone number is (410) 837-2050.

What is Nziavake Masimasi's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Nziavake Masimasi enrolled in Medicare?

Yes. Nziavake Masimasi 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 organizations bill Medicare for Nziavake Masimasi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nziavake Masimasi reassigns Medicare benefits to 5 organizations: University Of Maryland Physicians PA (Baltimore, MD), Chase Brexton Health Services, Inc. (Baltimore, MD), Hospital Physician Services - Southeast Professional Corporation (Monroe, GA), University Of Alabama At Birmingham (Birmingham, AL) and The Health Care Authority For Baptist Health, An Affiliate Of Uabhs (Montgomery, AL). 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 Nziavake Masimasi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Nziavake Masimasi was last updated on May 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.