LEIGH SHERER MAZZEI PA-C
NPI 1174071427
Physician Assistant in Baltimore, MD

Active since September 15, 2016PECOS EnrolledAccepts Medicare Assignment
83.33/100
CMS Quality Rating
5601 LOCH RAVEN BLVD, BALTIMORE, MD 21239(410) 868-7657 Get Directions Write a Review

NPPES record last updated: September 15, 2016. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Leigh Sherer Mazzei Pa-c NPPES

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

LEIGH SHERER MAZZEI PA-C (NPI 1174071427) is an individual physician assistant in Baltimore, Maryland and active in the NPI registry since September 2016. She is enrolled in Medicare PECOS, is affiliated with Mercy Medical Center Inc, and is a graduate of Other (2016).

NPPES Registry Identity

NPI1174071427
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameLEIGH SHERER MAZZEICredential: PA-C
Location Address5601 LOCH RAVEN BLVDBaltimore, MD 21239-2945
Mailing Address10917 Little Sparrow PlColumbia, MD 21044-3672 · (410) 868-7657
Sole ProprietorNo
Medical School CMSOtherGraduated 2016
Enumeration DateSeptember 15, 2016
NPI 1174071427 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
5601 LOCH RAVEN BLVD, Baltimore, MD 21239

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Leigh Sherer Mazzei Pa-c 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 ID7810272457
PECOS Enrollment IDI20170323000483
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.

Hospital Affiliations CMS Care Compare 2

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

Mercy Medical Center Inc

Acute Care Hospitals · Baltimore, MD
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number210008
Location301 Saint Paul PlaceBaltimore, MD 21202 · Baltimore City County
Emergency services Birthing friendly

Northwest Hospital Center

Acute Care Hospitals · Randallstown, MD
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210040
Location5401 Old Court RoadRandallstown, MD 21133 · Baltimore County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21239 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
$94.08 typical visit price
range $60.73 – $183.44
Typical copayment $23.52 (range $15.18 – $45.86)
Most-billed visit code 99203
Established Patient
$75.47 typical visit price
range $19.60 – $149.17
Typical copayment $18.86 (range $4.90 – $37.29)
Most-billed visit code 99213
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.

83.33/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality69.7
Promoting Interoperability100
Improvement Activities40

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.

Physician Assistant
5601 LOCH RAVEN BLVD, BALTIMORE
BALTIMORE, MD 21239
Anesthesiology
5601 LOCH RAVEN BLVD
BALTIMORE, MD 21239
Internal Medicine
5601 LOCH RAVEN BLVD
BALTIMORE, MD 21239
Internal Medicine (Geriatric Medicine)
5601 LOCH RAVEN BLVD
BALTIMORE, MD 21239
Nurse Practitioner
5601 LOCH RAVEN BLVD
BALTIMORE, MD 21239
Psychiatry & Neurology (Psychiatry)
5601 LOCH RAVEN BLVD, RMB 406
BALTIMORE, MD 21239
Emergency Medicine
5601 LOCH RAVEN BLVD
BALTIMORE, MD 21239
Registered Nurse (Gerontology)
5601 LOCH RAVEN BLVD
BALTIMORE, MD 21239

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 Leigh Mazzei's NPI number?

The NPI number for Leigh Mazzei is 1174071427. It was assigned to this individual provider in the NPPES registry on September 15, 2016.

Where is Leigh Mazzei located?

Leigh Mazzei practices at 5601 Loch Raven Blvd, Baltimore, MD 21239. The listed phone number is (410) 868-7657.

What is Leigh Mazzei's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Leigh Mazzei enrolled in Medicare?

Yes. Leigh Mazzei 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.

Is Leigh Mazzei affiliated with any hospitals?

According to CMS data, Leigh Mazzei is affiliated with Mercy Medical Center Inc and Northwest Hospital Center.

When was this NPI record last updated?

The NPPES record for Leigh Mazzei was last updated on September 15, 2016. NPI Profile syncs with the weekly NPPES data releases published by CMS.