Miriam Englander-Paschalis Ilios, M.D.
Retina Specialist (Ophthalmology) Physician · Boston, MA
Miriam Englander-Paschalis Ilios, M.D. is a retina specialist (ophthalmology) physician with a practice address in Boston, Massachusetts, and NPI 1184853129, issued on Jul 13, 2009. Check the license (Massachusetts 258248, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Miriam Englander-Paschalis Ilios
- Credential
- M.D.
- Primary taxonomy
- Retina Specialist (Ophthalmology) Physician 207WX0107X
- License numbers
- 258248 MA
L-239267 MA
Self-reported in NPPES; status is on the state search - Practice location
- 50 Staniford St, Boston, MA 02114
- Phone
- (617) 367-4800
- Enumerated
- Jul 13, 2009
- Record last updated
- Dec 23, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (617) 723-7028
- Medicaid ID
- 110099770A MA
- Medicare enrollment
- Enrolled (PECOS I20140715001294); accepts Medicare assignment
- Medical or professional school
- Stanford University School Of Medicine, 2008
- Entity
- Type 1 · individual
8 nearest retina specialist (ophthalmology) physician records → All 32 in Massachusetts → Look up another NPI →
Also registered at 50 Staniford St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Miriam Englander-Paschalis Ilios in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 258248Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
27% fewer Medicare Part D claims than the average retina specialist (ophthalmology) physician in 2024
454 Medicare Part D claims for 131 beneficiaries, against an average of 620 among the 1,449 providers of this specialty who prescribed in Part D. Brand-name drugs were 41% of claims.
Most prescribed
- Prednisolone Acetate141 claims
- Diclofenac Sodium55 claims
- Ofloxacin49 claims
- Erythromycin43 claims
- Ketorolac Tromethamine29 claims
- Dorzolamide-Timolol24 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
- Ophthalmic Consultants OF Boston IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Miriam Englander-Paschalis Ilios among 32 retina specialist (ophthalmology) physician records in Massachusetts
Miriam Englander-Paschalis Ilios, M.D. is one of 32 retina specialist (ophthalmology) physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 47% of them.
- NPI issued2009 · 47% of these records are older, 47% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2008 · median 2004 among the 22 with a school on file
- Record last updated2021 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207WX0107X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Retina Specialist (Ophthalmology) Physician providers in Massachusetts
There are 32 retina specialist (ophthalmology) physician records in Massachusetts.
All 32 in Massachusetts → Every provider in Boston → Retina Specialist (Ophthalmology) Physician nationwide →
The 8 retina specialist (ophthalmology) physician records with the nearest ZIP codes
- Brian Ballios, MD, PHDBoston, MA 021141447869839
- Tina ClearyBoston, MA 021141649243221
- Jeffrey HeierBoston, MA 021141578546917
- Kamron Khan, MD PHDBoston, MA 021141124785464
- Michael MorleyBoston, MA 021141942281902
- Chirag Shah, MDBoston, MA 021141487872412
- Torsten Wiegand, MDBoston, MA 021141861461402
- Andre Witkin, M.D.Boston, MA 021111285811216
Common questions
What is Miriam Englander-Paschalis Ilios, M.D.'s NPI number?
Miriam Englander-Paschalis Ilios, M.D.'s National Provider Identifier (NPI) is 1184853129, issued on Jul 13, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Miriam Englander-Paschalis Ilios, M.D. located?
The NPPES record lists a practice address at 50 Staniford St, Boston, MA, 02114. Phone: (617) 367-4800. Providers update this record themselves, so call before visiting.
How can I verify Miriam Englander-Paschalis Ilios, M.D.'s license?
NPPES lists Massachusetts license number 258248, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Miriam Englander-Paschalis Ilios, M.D. prescribe under Medicare Part D?
In 2024, Miriam Englander-Paschalis Ilios, M.D. had 454 Medicare Part D claims for 131 beneficiaries; the average among retina specialist (ophthalmology) physician prescribers was 620. 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.