Registry data as of Aug 27, 2026

Ambiga Samiappan, MD

Hospitalist Physician · Charleston, WV

Ambiga Samiappan, MD is a hospitalist physician with a practice address in Charleston, West Virginia, and NPI 1598012320, issued on Aug 10, 2012. Check the license on the West Virginia Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1598012320
Name
Ambiga Samiappan
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
Practice location
3200 Maccorkle Ave SE Ste B16, Charleston, WV 25304
Phone
(304) 388-5848
Enumerated
Aug 10, 2012
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3200 Maccorkle Ave SE Ste B16

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

  1. Muhammad Afzal, MDInternal Medicine Physician1477808426
  2. Robert Davee, DOStudent in an Organized Health Care Education/Training Program1003305541
  3. Kenneth Pearson, MDEmergency Medicine Physician1679701023
  4. Melanie Weaver, PA-CPhysician Assistant1619123494
  5. Shawnda Yeager, PA-CPhysician Assistant1831155225

Verify Ambiga Samiappan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWest Virginia Board of MedicineCheck 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 West Virginia 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.

50% fewer Medicare Part D claims than the average hospitalist physician in 2024

474 Medicare Part D claims for 92 beneficiaries, against an average of 940 among the 13,923 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Ambiga Samiappan474
  2. Specialty average940

Most prescribed

  1. Atorvastatin Calcium54 claims
  2. Gabapentin27 claims
  3. Levothyroxine Sodium27 claims
  4. Pantoprazole Sodium18 claims
  5. Losartan Potassium17 claims
  6. Amiodarone Hcl15 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 Medicare quality score for 2023: 74.5 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 score52.7
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%
  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: $16.03

1 payment, mostly food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 5,522 providers of this specialty with any payment received $807.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ambiga Samiappan$16.03
  2. Specialty average$807.73

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospital and facility affiliations

  1. Virginia Mason Medical CenterSeattle, WA · Acute Care Hospitals5 of 5 stars
  2. South Sound Inpatient Physicians PLLCTacoma, WA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Hospitalist Physician providers in West Virginia

There are 111 hospitalist physician records in West Virginia.

Other hospitalist physician records in West Virginia

  1. Anas Abdel-Qader, M.D.Bridgeport, WV1205403433
  2. Ayowumi Adekolu, MDMorgantown, WV1194474932
  3. Muhammad Akbar, M.DCharleston, WV1306193263
  4. Faraz Alam, M.D.Morgantown, WV1609133834
  5. Ridwaan Albeiruti, MDMorgantown, WV1790231025
  6. Saad AminMartinsburg, WV1437501202
  7. Sanniya AnaumMorgantown, WV1619626553
  8. Milind Sumant Awale, MDWheeling, WV1528355070
  9. Courtney Beasley, DOCharleston, WV1912369018
  10. Jordan Beckett, DOParkersburg, WV1447645007

Common questions

What is Ambiga Samiappan, MD's NPI number?

Ambiga Samiappan, MD's National Provider Identifier (NPI) is 1598012320, issued on Aug 10, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Ambiga Samiappan, MD located?

The NPPES record lists a practice address at 3200 Maccorkle Ave SE Ste B16, Charleston, WV, 25304. Phone: (304) 388-5848. Providers update this record themselves, so call before visiting.

How can I verify Ambiga Samiappan, MD's license?

Search the West Virginia Board of Medicine at https://wvbom.wv.gov/public/search/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ambiga Samiappan, MD prescribe under Medicare Part D?

In 2024, Ambiga Samiappan, MD had 474 Medicare Part D claims for 92 beneficiaries; the average among hospitalist physician prescribers was 940. Part D covers Medicare prescriptions only.

What is Ambiga Samiappan, MD's Medicare quality score?

The 2023 MIPS final score is 74.5 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.