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DR. MICHAEL BENJAMIN GREEN MD
NPI 1023645983
Ophthalmology in Boston, MA

Active since March 23, 2020PECOS Enrolled
850 HARRISON AVE, BOSTON, MA 02118(617) 414-4020(617) 414-4028 Get Directions Write a Review

NPPES record last updated: January 29, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 29, 2026, Jun 25, 2021, Mar 23, 2020 (3 updates tracked since 2020).

About Dr. Michael Benjamin Green Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MICHAEL BENJAMIN GREEN MD (NPI 1023645983) is an individual ophthalmology provider in Boston, Massachusetts, licensed in Massachusetts (1018741) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1023645983
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. MICHAEL BENJAMIN GREENCredential: MD
Location Address850 HARRISON AVEBoston, MA 02118-4001
Mailing Address725 Albany StBoston, MA 02118-3549 · (617) 414-5951 · Fax (617) 414-9251
Phone(617) 414-4020
Fax(617) 414-4028
Sole ProprietorNo
Enumeration DateMarch 23, 2020
Last NPPES UpdateJanuary 29, 20263 updates tracked since enumeration
NPPES CertifiedJanuary 29, 2026
✔ NPI 1023645983 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in MA · 1018741
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
850 HARRISON AVE, Boston, MA 02118
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Michael Benjamin Green Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02118 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$144.11 typical visit price
range $63.72 – $189.86
Typical copayment $36.02 (range $15.93 – $47.46)
Most-billed visit code 99204
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SHEELA S MARU MD
Obstetrics & Gynecology
850 HARRISON AVE, YACC 4
BOSTON, MA 02118
Suffolk County (617) 414-2000
LIDYA H WLASIUK M.D.
Family Medicine
850 HARRISON AVE, YACC 5
BOSTON, MA 02118
Suffolk County (617) 414-2080
DEBORAH A FRANK MD
Pediatrics
850 HARRISON AVE, YACC5
BOSTON, MA 02118
Suffolk County (617) 414-4841
BRIAN R PENTI M.D.
Family Medicine
850 HARRISON AVE, YACC 4
BOSTON, MA 02118
Suffolk County (617) 414-2080
MARY CHIN LICSW
Social Worker (Clinical)
850 HARRISON AVE, DOWLING 9
BOSTON, MA 02118
Suffolk County (617) 414-4672
ADELIZA OLIVERO MD
Psychiatry & Neurology (Psychiatry)
850 HARRISON AVE
BOSTON, MA 02118
Suffolk County (617) 414-5245
JEAN EWAN CNM
Advanced Practice Midwife
850 HARRISON AVE, YAWKEY 4TH FLOOR
BOSTON, MA 02118
Suffolk County (617) 414-2000
DOREEN LINEHAN RN
Registered Nurse
850 HARRISON AVE, DOWLING NORTH, SUITE 5108
BOSTON, MA 02118
Suffolk County (617) 638-7062

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Michael Green's NPI number?

The NPI number for Michael Green is 1023645983. It was assigned to this individual provider in the NPPES registry on March 23, 2020.

Where is Michael Green located?

Michael Green practices at 850 Harrison Ave, Boston, MA 02118. The listed phone number is (617) 414-4020.

What is Michael Green's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Michael Green enrolled in Medicare?

Yes. Michael Green is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Michael Green was last updated on January 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.