Randall W Porter, MD
Neurosurgery (CMS) · Phoenix, AZ
At a glance
2910 N 3Rd Ave, Phoenix, AZ 85013-4434
Published activity: Laminectomy or laminotomy (partial removal of spine bones) · Removal of tissue · Spinal fusion. View counts and coverage
NPPES record updated Jan 6, 2021. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
This clinician has a currently effective opt-out record in the imported CMS file. Ask the practice about payment arrangements before booking.
- Effective Jul 1, 2026 through Jul 1, 2028
Source: Opt Out Affidavits : 2026-08-01 · Reporting period: 2026-08-01 to 2026-08-31 · Published Sep 21, 2026.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
2910 N 3Rd AvePhoenix, AZ 85013-4434
Education & affiliations
- Medical / professional school
- Rush Medical College Of Rush University
- Graduation year
- 1993
- CMS specialties
- Neurosurgery
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Reported hospital affiliations
- Arizona Orthopedic And Surgical Specialty Hospital Phoenix, AZ
- St Josephs Hospital And Medical Center Phoenix, AZ
- Verde Valley Medical Center Cottonwood, AZ
- Yavapai Regional Medical Center Prescott, AZ
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Laminectomy or laminotomy (partial removal of spine bones) | 132 |
| Removal of tissue | 1-10 |
| Spinal fusion | 515 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Reported clinician measures
Measures below describe reported clinician performance in the stated period. They do not form an overall HCPList rating, and reporting differs between clinicians.
Published clinical measures
- Advance Care Plan
- 36%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_047_overall. Collection type: REG. Measure denominator: 349.
- Documentation of Current Medications in the Medical Record
- 93%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_130_overall. Collection type: EHR. Measure denominator: 650.
- Preventive Care and Screening: Screening for Depression and Follow-Up Plan
- 0%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_134_overall. Collection type: EHR. Measure denominator: 473.
See all 9 reported measures
- Use of High-Risk Medications in Older Adults
- 14%2024Published MIPS performance rate. Lower rates indicate better performance for this inverse measure. Measure: MIPS_EC_238_overall. Collection type: EHR. Measure denominator: 273.
- Cervical Cancer Screening
- 0%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_309_overall. Collection type: EHR. Measure denominator: 55.
- Preventive Care and Screening: Screening for High Blood Pressure and Follow-Up Documented
- 19%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_317_overall. Collection type: EHR. Measure denominator: 439.
- Falls: Screening for Future Fall Risk
- 98%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_318_overall. Collection type: EHR. Measure denominator: 306.
- Closing the Referral Loop: Receipt of Specialist Report
- 0%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_374_overall. Collection type: EHR. Measure denominator: 281.
- HIV Screening
- 0%2024Published MIPS performance rate. Higher rates indicate better performance for this measure. Measure: MIPS_EC_475_overall. Collection type: EHR. Measure denominator: 119.
Source: PY 2024 Clinician Public Reporting: MIPS Measures and Attestations · Published Sep 10, 2026.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Royalty or license | $79,977.45 |
| Consulting fee | $5,125.00 |
| Travel and lodging | $1,013.26 |
| Food and beverage | $665.58 |
Reporting companies
| Company | Amount |
|---|---|
| ALPHATEC SPINE, INC | $57,872.83 |
| GLOBUS MEDICAL, INC. | $22,104.62 |
| ORTHOFIX MEDICAL, INC. | $6,416.46 |
| HIGHRIDGE MEDICAL LLC | $328.49 |
| STRYKER CORPORATION | $58.89 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Neurosurgery (CMS)
- Taxonomy code
- 207T00000X
- Enumeration date
- Sep 29, 2005
- Record updated
- Jan 6, 2021
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- MD
Reported taxonomies and licenses
207T00000X · Primary
License reported: 28395 AZ
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
2910 N 3Rd AvePhoenix, AZ 85013-4434
- Phone
- (602) 406-4856
- Fax
- (602) 406-3369
Mailing address
2910 N 3RD AVEPHOENIX, AZ 850134434
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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