NPPES file of Aug 9, 2026

Maria Daisy Ilano, M.D.

Psychiatry Physician · Napa, CA

Maria Daisy Ilano, M.D. is a psychiatry physician with a practice address in Napa, California, and NPI 1083638100, issued on Jul 26, 2006. Check the license (California A47981, 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
1083638100
Name
Maria Daisy Ilano
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
A47981 CA
Self-reported in NPPES; status is on the state search
Practice location
2751 Napa Valley Corporate Dr Bldg A, Napa, CA 94558
Phone
(072) 534-7277
Enumerated
Jul 26, 2006
Record last updated
Nov 8, 2023
Fax
(707) 253-4815
Medicare enrollment
Enrolled (PECOS I20050823000474); 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.
Download card Updates feed

Also registered at 2751 Napa Valley Corporate Dr Bldg A

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

  1. Martha AlamilloClinical Social Worker1639200801
  2. Sashareen ArthurStudent in an Organized Health Care Education/Training Program1891359659
  3. Jose AvilaRehabilitation Practitioner1457011702
  4. Diane Buchanan, RNCommunity Health Registered Nurse1194842609
  5. Elizabeth Cottingham, MDChild & Adolescent Psychiatry Physician1881773406
  6. Louis Doan, D.O.Psychiatry Physician1255674982

Verify Maria Daisy Ilano in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A47981
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

2.6 times the Medicare Part D claims of the average psychiatry physician in 2024

2,647 Medicare Part D claims for 137 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Maria Ilano2,647
  2. Specialty average1,000

Most prescribed

  1. Clonazepam165 claims
  2. Trazodone Hcl159 claims
  3. Aripiprazole138 claims
  4. Buspirone Hcl116 claims
  5. Alprazolam115 claims
  6. Lamotrigine101 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.

Bills Medicare through one group practice

  1. County OF NapaNapa, CA

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

Maria Daisy Ilano among 8,673 psychiatry physician records in California

Maria Daisy Ilano, M.D. 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 2006, is newer than 2% of them.

  • NPI issued2006 · 2% of these records are older, 67% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Graduated1981 · median 2005 among the 3,295 with a school on file
  • Record last updated2023 · 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).

97 psychiatry physician records list a practice address in Napa

They are 97 of the 3,583 NPPES records with a practice address in Napa, and 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Noorulain Aqeel, MDNapa, CA 945581811949944
  2. Victoria Cabanela, M.D.Napa, CA 945581407808819
  3. Lilian Dalida, MDNapa, CA 945581235181637
  4. Richard Frishman, MDNapa, CA 945581174507347
  5. Ahmed Haggag, MDNapa, CA 945581225080674
  6. Ernest Hanes, M. D.Napa, CA 945581659361574
  7. Eric Khoury, MDNapa, CA 945581972555274
  8. Sunil Kishan, MDNapa, CA 945581578515979

Common questions

What is Maria Daisy Ilano, M.D.'s NPI number?

Maria Daisy Ilano, M.D.'s National Provider Identifier (NPI) is 1083638100, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Maria Daisy Ilano, M.D. located?

The NPPES record lists a practice address at 2751 Napa Valley Corporate Dr Bldg A, Napa, CA, 94558. Phone: (072) 534-7277. Providers update this record themselves, so call before visiting.

How can I verify Maria Daisy Ilano, M.D.'s license?

NPPES lists California license number A47981, 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 Maria Daisy Ilano, M.D. prescribe under Medicare Part D?

In 2024, Maria Daisy Ilano, M.D. had 2,647 Medicare Part D claims for 137 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.