Betty Liao
Optometrist · Stamford, CT
Betty Liao is an optometrist with a practice address in Stamford, Connecticut, and NPI 1316225006, issued on Jul 28, 2011. Check the license (Connecticut 002830, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Betty Liao
- Primary taxonomy
- Optometrist 152W00000X
- License numbers
- 002830 CT
TUVOO7724-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 100 Greyrock PL, Stamford, CT 06901
- Phone
- (203) 324-0935
- Enumerated
- Jul 28, 2011
- Record last updated
- Jul 28, 2011 (not updated in 15 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest optometrist records → All 675 in Connecticut → Look up another NPI →
Also registered at 100 Greyrock PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lauren ChamberlinOptometrist1366283905
- Yu Huang, DDSGeneral Practice Dentistry1528254802
- Milana Katz, DDSGeneral Practice Dentistry1578342317
- Yelena Khrapko, DDSGeneral Practice Dentistry1922154830
- Sofia Martirosov, DDSGeneral Practice Dentistry1407992753
- Fredric Smilen, O.D.Optometrist1063555316
Verify Betty Liao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 002830Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
20% fewer Medicare Part D claims than the average optometrist in 2024
222 Medicare Part D claims for 35 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Latanoprost126 claims
- Dorzolamide-Timolol42 claims
- Brimonidine Tartrate17 claims
- Dorzolamide Hcl15 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.
Industry payments in 2024: $154.49
6 payments; by number, the most common kind was food and beverage; the largest payer was Amgen 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.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Betty Liao among 675 optometrist records in Connecticut
Betty Liao is one of 675 optometrist records with a practice address in Connecticut. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 59% of them.
- NPI issued2011 · 59% of these records are older, 39% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2011 · 62% 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 Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in Connecticut
There are 675 optometrist records in Connecticut.
All 675 in Connecticut → Every provider in Stamford → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Kenneth Blum, ODStamford, CT 069011386741809
- Frank Castaldi, DOStamford, CT 069011043396302
- Lauren ChamberlinStamford, CT 069011366283905
- Sam Eisner, O.D.Stamford, CT 069011619003431
- Fredric Smilen, O.D.Stamford, CT 069011063555316
- Elizabeth Hofmann, ODStamford, CT 069021497231187
- Maria Pribis, O.D.Stamford, CT 069021124252507
- Justin Rapp, O.D.Stamford, CT 069021992085179
Common questions
What is Betty Liao's NPI number?
Betty Liao's National Provider Identifier (NPI) is 1316225006, issued on Jul 28, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Betty Liao located?
The NPPES record lists a practice address at 100 Greyrock PL, Stamford, CT, 06901. Phone: (203) 324-0935. Providers update this record themselves, so call before visiting.
How can I verify Betty Liao's license?
NPPES lists Connecticut license number 002830, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does Betty Liao prescribe under Medicare Part D?
In 2024, Betty Liao had 222 Medicare Part D claims for 35 beneficiaries; the average among optometrist prescribers was 277. 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.