NPPES file of Aug 9, 2026

Layne A. Gritti, DO

Psychiatry Physician · Mount Pleasant, SC

Layne A. Gritti, DO is a psychiatry physician with a practice address in Mount Pleasant, South Carolina, and NPI 1710428925, issued on Mar 20, 2017. Check the license (South Carolina 87894, as entered in NPPES) on the South Carolina Board of Medical Examiners; 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
1710428925
Name
Layne A. Gritti
Credential
DO
Primary taxonomy
Psychiatry Physician 2084P0800X
License numbers
87894 SC
34.014907 OH
Self-reported in NPPES; status is on the state search
Practice location
710 Johnnie Dodds Blvd Ste 200, Mount Pleasant, SC 29464
Phone
(843) 800-1303
Enumerated
Mar 20, 2017
Record last updated
May 16, 2024
Medicare enrollment
Enrolled (PECOS I20230131003735); accepts Medicare assignment
Medical or professional school
Marian University College Of Osteopathic Medicine, 2017
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 710 Johnnie Dodds Blvd Ste 200

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

  1. Brittany Albright, MD, MPHPsychiatry Physician1265796726
  2. Michael Becker, LPCCounselor1144865486
  3. Amanda Blue, APRNPsychiatric/Mental Health Nurse Practitioner1770009565
  4. Katarzyna Ciszewski, MS, LPCProfessional Counselor1891271292
  5. Rebecca HamiltonMental Health Counselor1639826860
  6. Daniel Hashemi, MDPsychiatry Physician1528626314

Verify Layne A. Gritti in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersSouth Carolina Board of Medical Examiners
    Search for license 87894
    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 South Carolina 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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77% fewer Medicare Part D claims than the average psychiatry physician in 2024

229 Medicare Part D claims for 14 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.

  1. Layne Gritti229
  2. Specialty average1,000

Most prescribed

  1. Mirtazapine26 claims
  2. Ziprasidone Hcl22 claims
  3. Duloxetine Hcl21 claims
  4. Diazepam20 claims
  5. Donepezil Hcl12 claims
  6. Trazodone Hcl12 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: $21.01

1 payment: food and beverage; the largest payer was Abbvie Inc. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Layne Gritti$21.01
  2. Specialty average$4,954.93

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. Sweetgrass Psychiatry LLCMount Pleasant, SC

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

13 psychiatry physician records list a practice address in Mount Pleasant

They are 13 of the 1,227 NPPES records with a practice address in Mount Pleasant, and 891 psychiatry physician records in South Carolina.

Other psychiatry physician records in South Carolina

  1. John Abess, MDCharleston, SC1578549523
  2. Boluwatito Abraham, MDGreer, SC1912758954
  3. Tayita AbuduCharleston, SC1033922356
  4. Dale Adair, MDColumbia, SC1861506321
  5. Jill Afrin, M.D.Columbia, SC1669552543
  6. Shady Al KhateebGreer, SC1013612605
  7. Brittany Albright, MD, MPHMount Pleasant, SC1265796726
  8. Jakob Alden, MDColumbia, SC1952242364
  9. Katherine AldenGreenville, SC1598405649
  10. Biff Alexander, MDCharleston, SC1619893641

Common questions

What is Layne A. Gritti, DO's NPI number?

Layne A. Gritti, DO's National Provider Identifier (NPI) is 1710428925, issued on Mar 20, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Layne A. Gritti, DO located?

The NPPES record lists a practice address at 710 Johnnie Dodds Blvd Ste 200, Mount Pleasant, SC, 29464. Phone: (843) 800-1303. Providers update this record themselves, so call before visiting.

How can I verify Layne A. Gritti, DO's license?

NPPES lists South Carolina license number 87894, as entered by the provider. Search the South Carolina Board of Medical Examiners at https://verify.llronline.com/LicLookup/Med/Med.aspx?div=22. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Layne A. Gritti, DO prescribe under Medicare Part D?

In 2024, Layne A. Gritti, DO had 229 Medicare Part D claims for 14 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.