NPPES file of Aug 9, 2026

David D. Song, M.D./PH.D

Neurology Physician · Riverside, CA

David D. Song, M.D./PH.D is a neurology physician with a practice address in Riverside, California, and NPI 1679599765, issued on Jul 14, 2006. Check the license (California A72825, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1679599765
Name
David D. Song
Credential
M.D./PH.D
Primary taxonomy
Neurology Physician 2084N0400X
License number
A72825 CA
Self-reported in NPPES; status is on the state search
Practice location
4646 Brockton Ave Ste 302-2, Riverside, CA 92506
Phone
(951) 742-5255
Enumerated
Jul 14, 2006
Record last updated
Mar 21, 2025
Fax
(951) 717-8609
Medicaid ID
00A728250 CA
Medicare enrollment
Enrolled (PECOS I20120113000263); accepts Medicare assignment
Medical or professional school
Tulane University School Of Medicine, 1992
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 4646 Brockton Ave Ste 302-2

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

  1. Elizabeth Morrison-Banks, MDNeurology Physician1639259898

Verify David D. Song in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A72825
    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 California 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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10% more Medicare Part D claims than the average neurology physician in 2024

1,508 Medicare Part D claims for 169 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. David Song1,508
  2. Specialty average1,370

Most prescribed

  1. Carbidopa-Levodopa Er196 claims
  2. Donepezil Hcl113 claims
  3. Pramipexole Dihydrochloride110 claims
  4. Gabapentin107 claims
  5. Quetiapine Fumarate93 claims
  6. Carbidopa-Levodopa84 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.

Industry payments in 2024: $1,690.89

23 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Song$1,690.89
  2. Specialty average$8,318.07

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. California University OF Science And MedicineColton, CA

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

David D. Song among 2,339 neurology physician records in California

David D. Song, M.D./PH.D is one of 2,339 neurology physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 59% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1992 · median 2006 among the 1,628 with a school on file
  • Record last updated2025 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in California

There are 2,339 neurology physician records in California.

The 8 neurology physician records with the nearest ZIP codes

  1. Emad Farag, MDRiverside, CA 925061215952676
  2. Maziar FarsaniRiverside, CA 925061831585140
  3. Bertram Froehly, MDRiverside, CA 925061114908597
  4. Dhrupad Joshi, D.O.Riverside, CA 925061891103735
  5. Elizabeth Morrison-Banks, MDRiverside, CA 925061639259898
  6. Kwing-Wah Chan, MDRiverside, CA 925051922175736
  7. Elias Haddad, M.D.Riverside, CA 925071245568385
  8. Shawn Higuchi, M.D.Riverside, CA 925051447200449

Common questions

What is David D. Song, M.D./PH.D's NPI number?

David D. Song, M.D./PH.D's National Provider Identifier (NPI) is 1679599765, issued on Jul 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David D. Song, M.D./PH.D located?

The NPPES record lists a practice address at 4646 Brockton Ave Ste 302-2, Riverside, CA, 92506. Phone: (951) 742-5255. Providers update this record themselves, so call before visiting.

How can I verify David D. Song, M.D./PH.D's license?

NPPES lists California license number A72825, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does David D. Song, M.D./PH.D prescribe under Medicare Part D?

In 2024, David D. Song, M.D./PH.D had 1,508 Medicare Part D claims for 169 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

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.