NPPES file of Aug 9, 2026

Maria L. Moro-De-Casillas, MD

Neurology Physician · Mystic, CT

Maria L. Moro-De-Casillas, MD is a neurology physician with a practice address in Mystic, Connecticut, and NPI 1255358230, issued on Jul 16, 2006. Check the license (Connecticut 44391, as entered in NPPES) on the Connecticut Medical Examining Board; 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
1255358230
Name
Maria L. Moro-De-Casillas
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License numbers
44391 CT
MD11991 RI
Self-reported in NPPES; status is on the state search
Practice location
100 Perkins Farm Drive, Mystic, CT 06355
Phone
(860) 870-6385
Enumerated
Jul 16, 2006
Record last updated
Jul 19, 2022
Fax
(860) 245-0000
Medicaid ID
001443910 CT
Medicare enrollment
Enrolled (PECOS I20061026000426); 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.
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Also registered at 100 Perkins Farm Drive

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

  1. Elena Bortan, MDNeurology Physician1922216191
  2. James Duffy, MDPsychiatry Physician1831118736
  3. Jessica Lawton, PA-CMedical Physician Assistant1336613520

Verify Maria L. Moro-De-Casillas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersConnecticut Medical Examining Board
    Search for license 44391
    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 Connecticut 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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74% fewer Medicare Part D claims than the average neurology physician in 2024

360 Medicare Part D claims for 96 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Maria Moro-De-Casillas360
  2. Specialty average1,370

Most prescribed

  1. Carbidopa-Levodopa124 claims
  2. Carbidopa-Levodopa Er36 claims
  3. Gocovri26 claims
  4. Rytary16 claims
  5. Entacapone15 claims
  6. Pramipexole Dihydrochloride14 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 practice group's MIPS final score for 2023 (Medicare payment program): 84.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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 score79.3
  2. Costout of 100 · 30%59.6
  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, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $339.33

10 payments; by number, the most common kind was food and beverage; the largest payer was Acadia Pharmaceuticals Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Maria Moro-De-Casillas$339.33
  2. Specialty average$8,318.07

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

2 hospitals and group practices

  1. Hartford HospitalHartford, CT · Acute Care Hospitals4 of 5 stars
  2. Hartford Healthcare Medical Group Specialists PLLCPlainfield, CT

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.

Maria L. Moro-De-Casillas among 345 neurology physician records in Connecticut

Maria L. Moro-De-Casillas, MD is one of 345 neurology physician records with a practice address in Connecticut. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 11% of them.

  • NPI issued2006 · 11% of these records are older, 63% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1995 · median 2009 among the 216 with a school on file
  • Record last updated2022 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 neurology physician records list a practice address in Mystic

They are 3 of the 242 NPPES records with a practice address in Mystic, and 345 neurology physician records in Connecticut.

The 8 neurology physician records with the nearest ZIP codes

  1. Elena Bortan, MDMystic, CT 063551922216191
  2. Neal WeisbrodMystic, CT 063551407199748
  3. Anthony Alessi, MDNorwich, CT 063601174573612
  4. Priya NarwalNorwich, CT 063601093145781
  5. Anis Racy, MDNorwich, CT 063601205943891
  6. Derek Smith, MDNorwich, CT 063601407869019
  7. Douglas McAdams, M.D.Groton, CT 063491134356298
  8. John Zolan, M.D.Groton, CT 063491366430357

Common questions

What is Maria L. Moro-De-Casillas, MD's NPI number?

Maria L. Moro-De-Casillas, MD's National Provider Identifier (NPI) is 1255358230, issued on Jul 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Maria L. Moro-De-Casillas, MD located?

The NPPES record lists a practice address at 100 Perkins Farm Drive, Mystic, CT, 06355. Phone: (860) 870-6385. Providers update this record themselves, so call before visiting.

How can I verify Maria L. Moro-De-Casillas, MD's license?

NPPES lists Connecticut license number 44391, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Maria L. Moro-De-Casillas, MD prescribe under Medicare Part D?

In 2024, Maria L. Moro-De-Casillas, MD had 360 Medicare Part D claims for 96 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Maria L. Moro-De-Casillas, MD's MIPS final score?

The 2023 MIPS final score is 84.5 of 100, reported for the practice group. 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.