Christopher P. Karcher, MD
Sleep Medicine (Psychiatry & Neurology) Physician · Ocean Springs, MS
Christopher P. Karcher, MD is a sleep medicine (psychiatry & neurology) physician with a practice address in Ocean Springs, Mississippi, and NPI 1194810408, issued on Oct 3, 2006. Check the license (Mississippi 21147, as entered in NPPES) on the Mississippi State Board of Medical Licensure; the Medicare figures below come from public CMS files.
- Name
- Christopher P. Karcher
- Credential
- MD
- Primary taxonomy
- Sleep Medicine (Psychiatry & Neurology) Physician 2084S0012X
- License numbers
- 21147 MS
28786 AL
Self-reported in NPPES; status is on the state search - Practice location
- 3631 Bienville Blvd., Ocean Springs, MS 39564
- Phone
- (228) 818-9620
- Enumerated
- Oct 3, 2006
- Record last updated
- Oct 8, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (228) 818-9750
- Medicare enrollment
- Enrolled (PECOS I20101020000780); accepts Medicare assignment
- Medical or professional school
- University Of South Alabama College Of Medicine, 2004
- Entity
- Type 1 · individual
5 nearest sleep medicine (psychiatry & neurology) physician records → All 6 in Mississippi → Look up another NPI →
Also registered at 3631 Bienville Blvd.
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Bart Edmiston, MDAnesthesiology Physician1508934464
Verify Christopher P. Karcher in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMississippi State Board of Medical Licensure
Search for license 21147Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% fewer Medicare Part D claims than the average sleep medicine (psychiatry & neurology) physician in 2024
580 Medicare Part D claims for 155 beneficiaries, against an average of 655 among the 377 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.
Most prescribed
- Gabapentin54 claims
- Privigen40 claims
- Levetiracetam31 claims
- Carbidopa-Levodopa30 claims
- Trazodone Hcl25 claims
- Donepezil Hcl22 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: $4,540.33
224 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 278 providers of this specialty with any payment received $5,572.43 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital affiliation
- Singing River Health SystemOcean Springs, MS · Acute Care Hospitals1 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Sleep Medicine (Psychiatry & Neurology) Physician providers in Mississippi
There are 6 sleep medicine (psychiatry & neurology) physician records in Mississippi.
All 6 in Mississippi → Every provider in Ocean Springs → Sleep Medicine (Psychiatry & Neurology) Physician nationwide →
The 5 sleep medicine (psychiatry & neurology) physician records with the nearest ZIP codes
- Reabie LadunaDiberville, MS 395401528837010
- Krishna Nalluri, M.D.Gulfport, MS 395031336212554
- Geoffrey Hartwig, MDHattiesburg, MS 394011235141888
- Jordan Armstrong, MDJackson, MS 392161346869633
- Sagar Patel, MDJackson, MS 392161386725570
Common questions
What is Christopher P. Karcher, MD's NPI number?
Christopher P. Karcher, MD's National Provider Identifier (NPI) is 1194810408, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Christopher P. Karcher, MD located?
The NPPES record lists a practice address at 3631 Bienville Blvd., Ocean Springs, MS, 39564. Phone: (228) 818-9620. Providers update this record themselves, so call before visiting.
How can I verify Christopher P. Karcher, MD's license?
NPPES lists Mississippi license number 21147, as entered by the provider. Search the Mississippi State Board of Medical Licensure at https://www.msbml.ms.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Christopher P. Karcher, MD prescribe under Medicare Part D?
In 2024, Christopher P. Karcher, MD had 580 Medicare Part D claims for 155 beneficiaries; the average among sleep medicine (psychiatry & neurology) physician prescribers was 655. 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.