NPPES file of Aug 9, 2026

Alexander Lockett Carlin, D.O.

Neurology Physician · Berkeley, CA

Alexander Lockett Carlin, D.O. is a neurology physician with a practice address in Berkeley, California, and NPI 1811429921, issued on Mar 28, 2017. Check the license (California 20A17335, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1811429921
Name
Alexander Lockett Carlin
Credential
D.O.
Primary taxonomy
Neurology Physician 2084N0400X
License number
20A17335 CA
Self-reported in NPPES; status is on the state search
Practice location
2850 Telegraph Ave Ste 110, Berkeley, CA 94705
Phone
(510) 204-8440
Enumerated
Mar 28, 2017
Record last updated
Jan 23, 2023
Fax
(510) 506-7721
Medicare enrollment
Enrolled (PECOS I20220218002330); 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.
Download card Updates feed

Also registered at 2850 Telegraph Ave Ste 110

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

  1. Matthew Arnold, M.D.Neurology Physician1477504926
  2. Rebecca Au, LCSWClinical Social Worker1962691451
  3. Joanna Cooper, M.D.Neurology Physician1558477018
  4. Aryn Earnhardt, FNPNurse Practitioner1740552850
  5. Iva Esparza, NPNurse Practitioner1235801549
  6. Lynn Jehle, NPNurse Practitioner1720097108

Verify Alexander Lockett Carlin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A17335
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Bills Medicare through one group practice

  1. Sutter Bay Medical FoundationBerkeley, CA

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

Neurology Physician providers in California

There are 2,339 neurology physician records in California.

Other neurology physician records in California

  1. Venkat Raghav Aachi, MDThousand Oaks, CA1740640051
  2. John Aalbers, M.D.San Diego, CA1942262431
  3. Kafia Abbasi, M.D.French Camp, CA1215114897
  4. Puya Abbassi, D.O.San Jose, CA1831695428
  5. Ahmed Abdelhak, MB CHBSan Francisco, CA1053013748
  6. Diana Abdulrahman, M.D.Pomona, CA1518276880
  7. Hadi Abou El Hassan, MDLos Angeles, CA1053995720
  8. John Paul Aboubechara, MD, PHDPalo Alto, CA1205461803
  9. Saheil AboutalibLong Beach, CA1548551112
  10. Justin Abraham, M.D., M.B.A.Santa Barbara, CA1225322522

Common questions

What is Alexander Lockett Carlin, D.O.'s NPI number?

Alexander Lockett Carlin, D.O.'s National Provider Identifier (NPI) is 1811429921, issued on Mar 28, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Alexander Lockett Carlin, D.O. located?

The NPPES record lists a practice address at 2850 Telegraph Ave Ste 110, Berkeley, CA, 94705. Phone: (510) 204-8440. Providers update this record themselves, so call before visiting.

How can I verify Alexander Lockett Carlin, D.O.'s license?

NPPES lists California license number 20A17335, 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.

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.