NPPES file of Aug 9, 2026

Randall W. Porter, MD

Neurological Surgery Physician · Phoenix, AZ

Randall W. Porter, MD is a neurological surgery physician with a practice address in Phoenix, Arizona, and NPI 1730176389, issued on Sep 29, 2005. Check the license (Arizona 28395, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1730176389
Name
Randall W. Porter
Credential
MD
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
28395 AZ
Self-reported in NPPES; status is on the state search
Practice location
2910 N 3RD Ave, Phoenix, AZ 85013
Phone
(602) 406-4856
Enumerated
Sep 29, 2005
Record last updated
Jan 6, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(602) 406-3369
Medicaid ID
509888 AZ
Medicare enrollment
Enrolled (PECOS I20100208000350); accepts Medicare assignment
Medical or professional school
Rush Medical College Of Rush University, 1993
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2910 N 3RD Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Felipe Albuquerque, MDNeurological Surgery Physician1447245022
  2. Frank Barranco, MDNeurological Surgery Physician1134115884
  3. Tauree Blankenship, P.T.Physical Therapist1417323718
  4. Michael Brunner, MDDiagnostic Radiology Physician1760060800
  5. Claudia CardenasPhysician Assistant1619443389
  6. Michael Covell, MDNeurological Surgery Physician1790623080

Verify Randall W. Porter in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 28395
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.6 times the Medicare Part D claims of the average neurological surgery physician in 2024

451 Medicare Part D claims for 131 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims. 126 claims were for opioids.

  1. Randall Porter451
  2. Specialty average172

Most prescribed

  1. Gabapentin66 claims
  2. Oxycodone Hcl60 claims
  3. Methocarbamol43 claims
  4. Methylprednisolone41 claims
  5. Pregabalin30 claims
  6. Tramadol Hcl29 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The MIPS final score for 2023 (Medicare payment program): 71.4 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score42.1
  2. Costout of 100 · 30%66.8
  3. Promoting interoperabilityout of 100 · 25%95.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $78,589.67

24 payments; by number, the most common kind was royalty or license; the largest payer was Alphatec Spine, Inc. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Randall Porter$78,590
  2. Specialty average$14,926

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Neurosurgical Associates LtdPhoenix, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Randall W. Porter among 198 neurological surgery physician records in Arizona

Randall W. Porter, MD is one of 198 neurological surgery physician records with a practice address in Arizona. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 88% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1993 · median 2004 among the 124 with a school on file
  • Record last updated2021 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in Arizona

There are 198 neurological surgery physician records in Arizona.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Felipe Albuquerque, MDPhoenix, AZ 850131447245022
  2. Frank Barranco, MDPhoenix, AZ 850131134115884
  3. Curtis Dickman, MDPhoenix, AZ 850131003802539
  4. Timothy Harrington, MDPhoenix, AZ 850131306832837
  5. Gautam Khurana, MD PHDPhoenix, AZ 850131164417747
  6. Michael Lawton, MDPhoenix, AZ 850131073562294
  7. Andrew Little, MDPhoenix, AZ 850131205016250
  8. Stephen Papadopoulos, MDPhoenix, AZ 850131164418612

Common questions

What is Randall W. Porter, MD's NPI number?

Randall W. Porter, MD's National Provider Identifier (NPI) is 1730176389, issued on Sep 29, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Randall W. Porter, MD located?

The NPPES record lists a practice address at 2910 N 3RD Ave, Phoenix, AZ, 85013. Phone: (602) 406-4856. Providers update this record themselves, so call before visiting.

How can I verify Randall W. Porter, MD's license?

NPPES lists Arizona license number 28395, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Randall W. Porter, MD prescribe under Medicare Part D?

In 2024, Randall W. Porter, MD had 451 Medicare Part D claims for 131 beneficiaries; the average among neurological surgery physician prescribers was 172. Part D covers Medicare prescriptions only.

What is Randall W. Porter, MD's MIPS final score?

The 2023 MIPS final score is 71.4 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.