NPPES file of Aug 9, 2026

Mary Ellen Coronado

Nurse Practitioner · Sudbury, MA

Mary Ellen Coronado is a nurse practitioner with a practice address in Sudbury, Massachusetts, and NPI 1245290725, issued on Mar 27, 2006. Check the license (Massachusetts 156838, as entered in NPPES) with the Massachusetts board that licenses this profession; 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
1245290725
Name
Mary Ellen Coronado
Primary taxonomy
Nurse Practitioner 363L00000X
License number
156838 MA
Self-reported in NPPES; status is on the state search
Practice location
490 Boston Post RD Ste 2001, Sudbury, MA 01776
Phone
(785) 796-0189
Enumerated
Mar 27, 2006
Record last updated
Oct 10, 2024
Medicaid ID
0365980 MA
Medicare enrollment
Enrolled (PECOS I20040601000596); 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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Verify Mary Ellen Coronado in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license 156838
    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
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25% fewer Medicare Part D claims than the average nurse practitioner in 2024

837 Medicare Part D claims for 270 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 46 claims were for opioids.

  1. Mary Ellen Coronado837
  2. Specialty average1,109

Most prescribed

  1. Atorvastatin Calcium38 claims
  2. Metoprolol Succinate38 claims
  3. Gabapentin37 claims
  4. Lorazepam37 claims
  5. Levothyroxine Sodium33 claims
  6. Omeprazole33 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: $147.15

6 payments; by number, the most common kind was food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mary Ellen Coronado$147.15
  2. Specialty average$791.64

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. Emerson Practice Associates, IncConcord, MA

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

3 nurse practitioner records list a practice address in Sudbury

They are 3 of the 281 NPPES records with a practice address in Sudbury, and 3,480 nurse practitioner records in Massachusetts.

Other nurse practitioner records in Massachusetts

  1. Paula Abate, NPWorcester, MA1336265909
  2. Carolyn Abbanat Villafane, NPBoston, MA1598810269
  3. Lisa Abbondanza, CNPFranklin, MA1770892630
  4. Elizabeth Abbruzzese, NPWorcester, MA1326645300
  5. Alberta Abbuah, PMHNPFramingham, MA1437873411
  6. Fatima AbdallaMelrose, MA1326407529
  7. Israh AbdeljaberWorcester, MA1912629528
  8. Erika AbeidFairhaven, MA1831084839
  9. Nina AbelowitzConcord, MA1528201704
  10. Esayas Abraham, NPChelsea, MA1851275895

Common questions

What is Mary Ellen Coronado's NPI number?

Mary Ellen Coronado's National Provider Identifier (NPI) is 1245290725, issued on Mar 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary Ellen Coronado located?

The NPPES record lists a practice address at 490 Boston Post RD Ste 2001, Sudbury, MA, 01776. Phone: (785) 796-0189. Providers update this record themselves, so call before visiting.

How can I verify Mary Ellen Coronado's license?

NPPES lists Massachusetts license number 156838, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity only.

How much does Mary Ellen Coronado prescribe under Medicare Part D?

In 2024, Mary Ellen Coronado had 837 Medicare Part D claims for 270 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.