NPPES file of Aug 9, 2026

Lauren H. Grawert, MD

Psychiatry Physician · Loma Linda, CA

Lauren H. Grawert, MD is a psychiatry physician with a practice address in Loma Linda, California, and NPI 1508093543, issued on Jun 17, 2009. Check the license (California C177679, 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
1508093543
Name
Lauren H. Grawert
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License numbers
C177679 CA
333538 LA
MD479841 PA
31739 SC
0101256048 VA
Self-reported in NPPES; status is on the state search
Practice location
25745 Barton RD Ste 414, Loma Linda, CA 92354
Phone
(909) 567-2527
Enumerated
Jun 17, 2009
Record last updated
Apr 20, 2026
Fax
(909) 415-2373
Medicaid ID
317393 SC
Medicare enrollment
Enrolled (PECOS I20260324003901); accepts Medicare assignment
Medical or professional school
Medical University Of South Carolina College Of Medicine, 2009
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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Verify Lauren H. Grawert in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C177679
    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

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91% fewer Medicare Part D claims than the average psychiatry physician in 2024

91 Medicare Part D claims for 18 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Lauren Grawert91
  2. Specialty average1,000

Most prescribed

  1. Dextroamphetamine-Amphetamine19 claims
  2. Dextroamphetamine-Amphet Er11 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.

Lauren H. Grawert among 8,673 psychiatry physician records in California

Lauren H. Grawert, MD is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 57% of them.

  • NPI issued2009 · 57% of these records are older, 40% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Graduated2009 · median 2005 among the 3,295 with a school on file
  • Record last updated2026 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

47 psychiatry physician records list a practice address in Loma Linda

They are 47 of the 4,863 NPPES records with a practice address in Loma Linda, and 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Michael Christensen, M.D.Loma Linda, CA 923541518081967
  2. George Christison, M.D.Loma Linda, CA 923541174548135
  3. Jennifer FerrerLoma Linda, CA 923541821299660
  4. Teresa Frausto, M.D.Loma Linda, CA 923541992737068
  5. Leia Gill, M.D.Loma Linda, CA 923541396922605
  6. Carmen Gonzales-Nate, M.D.Loma Linda, CA 923541063578607
  7. Serafin Lalas, M.D.Loma Linda, CA 923541700050515
  8. Harbans Multani, MDLoma Linda, CA 923541831175033

Common questions

What is Lauren H. Grawert, MD's NPI number?

Lauren H. Grawert, MD's National Provider Identifier (NPI) is 1508093543, issued on Jun 17, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Lauren H. Grawert, MD located?

The NPPES record lists a practice address at 25745 Barton RD Ste 414, Loma Linda, CA, 92354. Phone: (909) 567-2527. Providers update this record themselves, so call before visiting.

How can I verify Lauren H. Grawert, MD's license?

NPPES lists California license number C177679, 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 Lauren H. Grawert, MD prescribe under Medicare Part D?

In 2024, Lauren H. Grawert, MD had 91 Medicare Part D claims for 18 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.