NPPES file of Aug 9, 2026

Grant Andrew De Lamotte, M.D.

Neuromuscular Medicine (Psychiatry & Neurology) Physician · Arroyo Grande, CA

Grant Andrew De Lamotte, M.D. is a neuromuscular medicine (psychiatry & neurology) physician with a practice address in Arroyo Grande, California, and NPI 1548412026, issued on Oct 16, 2008. Check the license (California A106740, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1548412026
Name
Grant Andrew De Lamotte
Credential
M.D.
Primary taxonomy
Neuromuscular Medicine (Psychiatry & Neurology) Physician 2084N0008X
License number
A106740 CA
Self-reported in NPPES; status is on the state search
Practice location
850 Fair Oaks Ave Ste 100, Arroyo Grande, CA 93420
Phone
(805) 473-0700
Enumerated
Oct 16, 2008
Record last updated
Nov 2, 2023
Medicare enrollment
Enrolled (PECOS I20120907000257); 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 850 Fair Oaks Ave Ste 100

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

  1. D'Ann Arthur, MDOrthopaedic Trauma Physician1285049890
  2. Randolph Cook, MDOrthopaedic Surgery Physician1740254192
  3. Lauren Doege, DOPhysical Medicine & Rehabilitation Physician1407344146
  4. Jonathan Fow, MDOrthopaedic Surgery Physician1699792523
  5. David Hardesty, M.D.Neurology Physician1942239157
  6. Peter Masny, MDNeurology Physician1144376740

Verify Grant Andrew De Lamotte in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A106740
    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.

2.2 times the Medicare Part D claims of the average neuromuscular medicine (psychiatry & neurology) physician in 2024

1,810 Medicare Part D claims for 350 beneficiaries, against an average of 827 among the 258 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Grant De Lamotte1,810
  2. Specialty average827

Most prescribed

  1. Carbidopa-Levodopa226 claims
  2. Donepezil Hcl137 claims
  3. Lacosamide126 claims
  4. Levetiracetam126 claims
  5. Venlafaxine Hcl Er99 claims
  6. Gabapentin79 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): 96.5 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 score80.3
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  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: $82.75

4 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 169 providers of this specialty with any payment received $11,922.98 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Grant De Lamotte$83
  2. Specialty average$11,923

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. Pacific Central Coast Health CentersArroyo Grande, CA

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

Neuromuscular Medicine (Psychiatry & Neurology) Physician providers in California

There are 38 neuromuscular medicine (psychiatry & neurology) physician records in California.

Other neuromuscular medicine (psychiatry & neurology) physician records in California

  1. Khalid Alrasheed, MBBSOrange, CA1215510797
  2. Jonathan Cauchi, MB BCH BAO, M.SC,BSCOrange, CA1831507649
  3. Swathy Chandrashekhar, M.D.San Francisco, CA1578945408
  4. John Day, MDStanford, CA1447291992
  5. Gabrielle Dufort, MDPalo Alto, CA1831923812
  6. Samuel Frank, MDMission Viejo, CA1922637594
  7. Namita Goyal, M.D.Orange, CA1336116904
  8. Maxwell Greene, MDStanford, CA1720372576
  9. Ali Habib, MDOrange, CA1518124288
  10. Juliet Jenkins, MB CHBSan Francisco, CA1407300940

Common questions

What is Grant Andrew De Lamotte, M.D.'s NPI number?

Grant Andrew De Lamotte, M.D.'s National Provider Identifier (NPI) is 1548412026, issued on Oct 16, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Grant Andrew De Lamotte, M.D. located?

The NPPES record lists a practice address at 850 Fair Oaks Ave Ste 100, Arroyo Grande, CA, 93420. Phone: (805) 473-0700. Providers update this record themselves, so call before visiting.

How can I verify Grant Andrew De Lamotte, M.D.'s license?

NPPES lists California license number A106740, 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 Grant Andrew De Lamotte, M.D. prescribe under Medicare Part D?

In 2024, Grant Andrew De Lamotte, M.D. had 1,810 Medicare Part D claims for 350 beneficiaries; the average among neuromuscular medicine (psychiatry & neurology) physician prescribers was 827. Part D covers Medicare prescriptions only.

What is Grant Andrew De Lamotte, M.D.'s MIPS final score?

The 2023 MIPS final score is 96.5 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.