HENRY DAVID GREYNER-ALMEIDA MD
NPI 1124656533
Ophthalmology in Reading, MA
About Henry David Greyner-almeida Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HENRY DAVID GREYNER-ALMEIDA MD (NPI 1124656533) is an individual ophthalmology provider in Reading, Massachusetts, licensed in Massachusetts (1022664) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, is affiliated with Massachusetts Eye And Ear Infirmary -, and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Henry David Greyner-almeida Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
4Medicare enrollment records show Henry Greyner-almeida reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Reading, MA 01867
- Reassigned Medicare billing, Massachusetts enrollment
- 8 clinicians in this Medicare group
Reading, MA 01867
- Reassigned Medicare billing, Massachusetts enrollment
- 8 clinicians in this Medicare group
Andover, MA 01810
- Reassigned Medicare billing, Massachusetts enrollment
- 18 clinicians in this Medicare group
Waltham, MA 02451
- Reassigned Medicare billing, Massachusetts enrollment
- 7 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 7
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Massachusetts Eye And Ear Infirmary -
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 01867 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
READING, MA 01867
READING, MA 01867
READING, MA 01867
READING, MA 01867
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 Henry Greyner-almeida's NPI number?
The NPI number for Henry Greyner-almeida is 1124656533. It was assigned to this individual provider in the NPPES registry on March 31, 2020.
Where is Henry Greyner-almeida located?
Henry Greyner-almeida practices at 20 Pondmeadow Dr, Reading, MA 01867. The listed phone number is (781) 942-9876.
What is Henry Greyner-almeida's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Henry Greyner-almeida enrolled in Medicare?
Yes. Henry Greyner-almeida is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Henry Greyner-almeida's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Henry Greyner-almeida reassigns Medicare benefits to 4 organizations: Specialty Eye Consultants 2 LLC (Reading, MA), Specialty Eye Consultants LLC (Reading, MA), Andover Eye Associates, Inc (Andover, MA) and Massachusetts Eye Research And Surgery Institution, PC (Waltham, MA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Henry Greyner-almeida's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Henry Greyner-almeida accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Henry Greyner-almeida as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Henry Greyner-almeida affiliated with any hospitals?
According to CMS data, Henry Greyner-almeida is affiliated with Massachusetts Eye And Ear Infirmary -.
When was this NPI record last updated?
The NPPES record for Henry Greyner-almeida was last updated on September 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Henry David Greyner-Almeida, MD · NPI 1124656533
Ophthalmology physician in Reading, Massachusetts. Individual provider, active in the CMS NPPES registry since March 31, 2020.
## Identity
- **NPI:** 1124656533 (Entity type: Individual)
- **Enumerated:** March 31, 2020
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **State license:** 1022664 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 20 PONDMEADOW DR, Reading, MA 01867-3218
- **Phone:** (781) 942-9876 · **Fax:** (781) 942-9877
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Specialty Eye Consultants 2 LLC (NPI 1245079722, Reading, MA); Specialty Eye Consultants LLC (NPI 1912753724, Reading, MA); Andover Eye Associates, Inc (NPI 1588678551, Andover, MA); Massachusetts Eye Research And Surgery Institution, PC (NPI 1639230527, Waltham, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** September 9, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1124656533) · Data from the CMS NPPES public registry.