HOLLYN ZAMMIT GREGORY MSN, FNP
NPI 1144621095
Nurse Practitioner - Family in Mason, OH

Active since September 10, 2014PECOS EnrolledAccepts Medicare Assignment
5100 TERRA FIRMA DR, MASON, OH 45040(513) 492-5787 Get Directions Write a Review

NPPES record last updated: September 10, 2014. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Hollyn Zammit Gregory Msn, Fnp NPPES

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

HOLLYN ZAMMIT GREGORY MSN, FNP (NPI 1144621095) is an individual family provider in Mason, Ohio, licensed in Ohio (COA.16461-NP) and active in the NPI registry since September 2014. She is enrolled in Medicare PECOS and is a graduate of University Of Cincinnati College Of Medicine (2014).

NPPES Registry Identity

NPI1144621095
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameHOLLYN ZAMMIT GREGORYCredential: MSN, FNP
Location Address5100 TERRA FIRMA DRMason, OH 45040-8087
Mailing Address2620 Elm Hill PikeNashville, TN 37214-3108 · (615) 425-4200
Sole ProprietorNo
Medical School CMSUniversity Of Cincinnati College Of MedicineGraduated 2014
Enumeration DateSeptember 10, 2014
NPI 1144621095 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in OH · COA.16461-NP
5100 TERRA FIRMA DR, Mason, OH 45040

Accepted Insurance

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

Hollyn Zammit Gregory Msn, Fnp 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 ID2365662632
PECOS Enrollment IDI20141008002228
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 45040 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
$84.72 typical visit price
range $54.34 – $166.65
Typical copayment $21.18 (range $13.58 – $41.66)
Most-billed visit code 99203
Established Patient
$96.44 typical visit price
range $17.10 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
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 15

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

Nurse Practitioner (Family)
5100 TERRA FIRMA DR
MASON, OH 45040
Nurse Practitioner (Family)
5100 TERRA FIRMA DR
MASON, OH 45040
Pharmacist
5100 TERRA FIRMA DR
MASON, OH 45040
Pharmacist
5100 TERRA FIRMA DR
MASON, OH 45040
Pharmacist
5100 TERRA FIRMA DR
MASON, OH 45040
Nurse Practitioner (Family)
5100 TERRA FIRMA DR
MASON, OH 45040
Nurse Practitioner (Family)
5100 TERRA FIRMA DR
MASON, OH 45040
Pharmacy (Community/Retail Pharmacy)
5100 TERRA FIRMA DR
MASON, OH 45040

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1144621095, enumerated as an "individual" on September 10, 2014.

The provider is located at 5100 TERRA FIRMA DR MASON, OH 45040 and the phone number is (513) 492-5787.

Nurse Practitioner with taxonomy code 363LF0000X and a focus in Family.

The provider might be accepting Accepts: CareSource and MedMutual. Please consult your insurance carrier or call the provider to verify.