NPPES file of Aug 9, 2026

John A. Lang, PHD

Clinical Neuropsychologist · San Francisco, CA

John A. Lang, PHD is a clinical neuropsychologist with a practice address in San Francisco, California, and NPI 1588756704, issued on Sep 28, 2006. Check the license (California PSY 20276, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1588756704
Name
John A. Lang
Credential
PHD
Primary taxonomy
Clinical Neuropsychologist 103G00000X
License number
PSY 20276 CA
Self-reported in NPPES; status is on the state search
Practice location
4200 18TH St, San Francisco, CA 94114
Phone
(415) 252-7522
Enumerated
Sep 28, 2006
Record last updated
May 3, 2013 (not updated in 13 years: call before relying on the address or phone)
Fax
(415) 252-7522
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest clinical neuropsychologist records → All 743 in California → Look up another NPI →

Also registered at 4200 18TH St

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

  1. Katelynn Allen, D.P.T.Physical Therapist1225572662
  2. Christopher Clukies, DPTPhysical Therapist1114322641
  3. Kathryn Cullen, CMTMassage Therapist1225825045
  4. Juliet Fleischmann, MPTPhysical Therapist1295197648
  5. Jaime Hinton, PTPhysical Therapist1548696123
  6. Jennifer Jackson, MSPT, DPTPhysical Therapist1164591103

Verify John A. Lang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license PSY 20276    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
Find the California license search

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John A. Lang among 743 clinical neuropsychologist records in California

John A. Lang, PHD is one of 743 clinical neuropsychologist records with a practice address in California. 23% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 76% newer
  • In a Medicare fileNo · 23% of these records are
  • In the CMS Doctors and Clinicians fileNo · 32% of these records are
  • Record last updated2013 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103G00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Neuropsychologist providers in California

There are 743 clinical neuropsychologist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 743 in California → Every provider in San Francisco → Clinical Neuropsychologist nationwide →

The 8 clinical neuropsychologist records with the nearest ZIP codes

  1. Abigail Kramer, PHDSan Francisco, CA 941141619691656
  2. Molly Memel, PHDSan Francisco, CA 941141740860741
  3. Jeremy Bornstein, PH.D.San Francisco, CA 941151063468577
  4. Jonathan Canick, PHDSan Francisco, CA 941151720162944
  5. John Grant, PSY.D.San Francisco, CA 941151386737609
  6. Karen Lau, PH.D.San Francisco, CA 941151619179462
  7. William McMullen, PHDSan Francisco, CA 941151063440188
  8. Charles Roth, PH.D.San Francisco, CA 941151154557064

Common questions

What is John A. Lang, PHD's NPI number?

John A. Lang, PHD's National Provider Identifier (NPI) is 1588756704, issued on Sep 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is John A. Lang, PHD located?

The NPPES record lists a practice address at 4200 18TH St, San Francisco, CA, 94114. Phone: (415) 252-7522. Providers update this record themselves, so call before visiting.

How can I verify John A. Lang, PHD's license?

NPPES lists California license number PSY 20276, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.