npidexNPI registry + Medicare data

HOLLY ZYWICKE, MD

Neurological Surgery Physician · NASHVILLE, TN

Individual Active NPI 1184832990

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
2024149305$118,191$58,723$46,264
2023251556$179,955$95,744$75,311
2022255572$171,296$92,259$70,391

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
99231Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes82$45$34
99222Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes50$119$95
99213Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more29$80$64
99204New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more17$151$113
99203New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more15$100$75
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes13$158$126

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Neurological Surgery Physician207T00000X✓60188TN
Neurological Surgery Physician207T00000X27884AL
Neurological Surgery Physician207T00000X066446GA
Neurological Surgery Physician207T00000X4301104542MI

Medicare participation

Enrolled in Medicare

CMS lists this provider as eligible to order and refer under Medicare. They billed Medicare Part B in 2024.

Enrolment status from public CMS files — not a guarantee of coverage for any particular patient or plan. We hold no commercial-insurance network data; confirm with the provider and your insurer before an appointment.

Part B
Yes
DME
Yes
Home health
Yes
Power mobility
Yes
Hospice
Yes

Other Neurological Surgery Physician providers in Tennessee

See all Neurological Surgery Physician providers in Tennessee →

Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.