NPPES file of Aug 9, 2026

Diane Ah-Kine Ng Poon Hing, O.D.

Optometrist · Watertown, MA

Diane Ah-Kine Ng Poon Hing, O.D. is an optometrist with a practice address in Watertown, Massachusetts, and NPI 1285884395, issued on Sep 25, 2008. Check the license (Massachusetts 4711, 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
1285884395
Name
Diane Ah-Kine Ng Poon Hing
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
4711 MA
Self-reported in NPPES; status is on the state search
Practice location
204 Arsenal St, Watertown, MA 02472
Phone
(617) 336-7486
Enumerated
Sep 25, 2008
Record last updated
Jan 15, 2022
Medicaid ID
110085225 MA
Medicare enrollment
Enrolled (PECOS I20091021000270); accepts Medicare assignment
Medical or professional school
New England College Of Optometry, 2008
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 Diane Ah-Kine Ng Poon Hing 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 4711
    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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Industry payments in 2024: $227.46

5 payments; by number, the most common kind was food and beverage; the largest payer was Tarsus Pharmaceuticals, Inc. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Diane Ah-Kine Ng Poon Hing$227.46
  2. Specialty average$769.99

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Diane Ah-Kine Ng Poon Hing among 1,501 optometrist records in Massachusetts

Diane Ah-Kine Ng Poon Hing, 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. Its NPI, issued in 2008, is newer than 53% of them.

  • NPI issued2008 · 53% of these records are older, 44% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2008 · median 2008 among the 933 with a school on file
  • Record last updated2022 · 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).

8 optometrist records list a practice address in Watertown

They are 8 of the 873 NPPES records with a practice address in Watertown, and 1,501 optometrist records in Massachusetts.

The 8 optometrist records with the nearest ZIP codes

  1. Joanne Caruso, ODWatertown, MA 024721629037734
  2. Peter Cottone, O.D.Watertown, MA 024721902945884
  3. Hannah Edward, O.D.Watertown, MA 024721447741962
  4. Malcolm Greene, O.D.Watertown, MA 024721649264318
  5. Martin Greene, ODWatertown, MA 024721154354025
  6. Karen Koumjian, ODWatertown, MA 024721134345689
  7. Barry Kran, ODWatertown, MA 024721124028592
  8. John Archibald, O.D.Arlington, MA 024741295729903

Common questions

What is Diane Ah-Kine Ng Poon Hing, O.D.'s NPI number?

Diane Ah-Kine Ng Poon Hing, O.D.'s National Provider Identifier (NPI) is 1285884395, issued on Sep 25, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Diane Ah-Kine Ng Poon Hing, O.D. located?

The NPPES record lists a practice address at 204 Arsenal St, Watertown, MA, 02472. Phone: (617) 336-7486. Providers update this record themselves, so call before visiting.

How can I verify Diane Ah-Kine Ng Poon Hing, O.D.'s license?

NPPES lists Massachusetts license number 4711, 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. 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.