NPPES file of Aug 9, 2026

James Ira Merlin, O.D.

Optometrist · Greenfield, MA

James Ira Merlin, O.D. is an optometrist with a practice address in Greenfield, Massachusetts, and NPI 1972601912, issued on Sep 21, 2006. Check the license (Massachusetts 3359, as entered in NPPES) with the Massachusetts board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1972601912
Name
James Ira Merlin
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
3359 MA
Self-reported in NPPES; status is on the state search
Practice location
329 Conway St, Greenfield, MA 01301
Phone
(413) 774-6301
Enumerated
Sep 21, 2006
Record last updated
Mar 17, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(413) 772-3395
Medicaid ID
110016183A MA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest optometrist records → All 1,501 in Massachusetts → Look up another NPI →

Also registered at 329 Conway St

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

  1. Mark Allen, M.D.Family Medicine Physician1285633198
  2. John Anderson, ED.D.Clinical Psychologist1871678136
  3. Lisa Appleton, NPNurse Practitioner1831219609
  4. Marie Bartlett, MSWClinical Social Worker1790815306
  5. Barbara Berthiaume, APRNFamily Nurse Practitioner1053736629
  6. Jessica Biggie, MDFamily Medicine Physician1689649584

Verify James Ira Merlin 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 3359    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
Find the Massachusetts license search

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James Ira Merlin among 1,501 optometrist records in Massachusetts

James Ira Merlin, O.D. is one of 1,501 optometrist records with a practice address in Massachusetts. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 56% newer
  • In a Medicare fileNo · 66% of these records are
  • In the CMS Doctors and Clinicians fileNo · 62% of these records are
  • Record last updated2018 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

12 optometrist records list a practice address in Greenfield

They are 12 of the 1,251 NPPES records with a practice address in Greenfield, and 1,501 optometrist records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,501 in Massachusetts → Every provider in Greenfield → Optometrist nationwide →

The 8 optometrist records with the nearest ZIP codes

  1. Josephine BensaGreenfield, MA 013011114812310
  2. Melissa Butler, OD OPTOMETRISTGreenfield, MA 013011699818922
  3. Marcelline Ciuffreda, O.D.Greenfield, MA 013011861493769
  4. Judith Driscoll, O.D.Greenfield, MA 013011073593059
  5. Karen Gingras, ODGreenfield, MA 013011720309347
  6. Kristin Glavine, O.D.Greenfield, MA 013011962632091
  7. Herbert Meyers, O.D.Greenfield, MA 013011770558835
  8. Natasha Odom-Fern, O.D.Greenfield, MA 013011225927452

Common questions

What is James Ira Merlin, O.D.'s NPI number?

James Ira Merlin, O.D.'s National Provider Identifier (NPI) is 1972601912, issued on Sep 21, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James Ira Merlin, O.D. located?

The NPPES record lists a practice address at 329 Conway St, Greenfield, MA, 01301. Phone: (413) 774-6301. Providers update this record themselves, so call before visiting.

How can I verify James Ira Merlin, O.D.'s license?

NPPES lists Massachusetts license number 3359, as entered by the provider. Search the Massachusetts board that licenses this profession; the NPPES record confirms identity 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.