NPPES file of Aug 9, 2026

Hall Wu, MD

Pain Medicine (Anesthesiology) Physician · San Diego, CA

Hall Wu, MD is a pain medicine (anesthesiology) physician with a practice address in San Diego, California, and NPI 1952938375, issued on Mar 25, 2020. Check the license (California A181030, 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
1952938375
Name
Hall Wu
Credential
MD
Primary taxonomy
Pain Medicine (Anesthesiology) Physician 207LP2900X
License number
A181030 CA
Self-reported in NPPES; status is on the state search
Practice location
5395 Ruffin RD Ste 204, San Diego, CA 92123
Phone
(858) 571-3630
Enumerated
Mar 25, 2020
Record last updated
Aug 27, 2025
Medicare enrollment
Enrolled (PECOS I20250902003894); accepts Medicare assignment
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 5395 Ruffin RD Ste 204

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

  1. Louisa Adrienne Alejo, NPNurse Practitioner1184311987
  2. Zachary Cohen, M.D.Pain Medicine Physician1598021982
  3. Jessica Collinsworth, RNNurse Practitioner1467887828
  4. Saiyun Hou, M.D., PH.DPain Medicine (Physical Medicine & Rehabilitation) Physician1326464660
  5. Alan Hurschman, M.D.Pain Medicine (Physical Medicine & Rehabilitation) Physician1326031980
  6. Mani Khaleghi, PAPhysician Assistant1275072423

Verify Hall Wu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A181030
    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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85% fewer Medicare Part D claims than the average pain medicine (anesthesiology) physician in 2024

261 Medicare Part D claims for 133 beneficiaries, against an average of 1,750 among the 2,982 providers of this specialty who prescribed in Part D. 43 claims were for opioids.

  1. Hall Wu261
  2. Specialty average1,750

Most prescribed

  1. Pregabalin43 claims
  2. Gabapentin36 claims
  3. Methylprednisolone34 claims
  4. Tramadol Hcl15 claims
  5. Methocarbamol13 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: $20,966.18

11 payments; by number, the most common kind was food and beverage; the largest payer was Boston Scientific Corporation. The 2,789 providers of this specialty with any payment received $3,225.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Hall Wu$20,966
  2. Specialty average$3,225

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. Zachary C Cohen MD ApcSan Diego, CA

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

Hall Wu among 536 pain medicine (anesthesiology) physician records in California

Hall Wu, MD is one of 536 pain medicine (anesthesiology) physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 97% of them.

  • NPI issued2020 · 97% of these records are older, 1% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2020 · median 2004 among the 367 with a school on file
  • Record last updated2025 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207LP2900X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pain Medicine (Anesthesiology) Physician providers in California

There are 536 pain medicine (anesthesiology) physician records in California.

The 8 pain medicine (anesthesiology) physician records with the nearest ZIP codes

  1. Insun Lee, M.D.San Diego, CA 921231447499199
  2. Joel Mata, M.D.San Diego, CA 921231669509873
  3. Brittany Grovey, M.D.San Diego, CA 921261477893261
  4. Gemayel Lee, M.D.San Diego, CA 921261265772537
  5. Michael McBeth, MDSan Diego, CA 921201639246523
  6. Lisa Phillip, MDSan Diego, CA 921201679632236
  7. Leng Ky, MDSan Diego, CA 921271164621066
  8. Jason Daughety, D.O., M.P.HSan Diego, CA 921281154681534

Common questions

What is Hall Wu, MD's NPI number?

Hall Wu, MD's National Provider Identifier (NPI) is 1952938375, issued on Mar 25, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Hall Wu, MD located?

The NPPES record lists a practice address at 5395 Ruffin RD Ste 204, San Diego, CA, 92123. Phone: (858) 571-3630. Providers update this record themselves, so call before visiting.

How can I verify Hall Wu, MD's license?

NPPES lists California license number A181030, 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 Hall Wu, MD prescribe under Medicare Part D?

In 2024, Hall Wu, MD had 261 Medicare Part D claims for 133 beneficiaries; the average among pain medicine (anesthesiology) physician prescribers was 1,750. 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.