Louis R. Neumann, O.D.
Optometrist · Portland, CT
Louis R. Neumann, O.D. is an optometrist with a practice address in Portland, Connecticut, and NPI 1285769703, issued on Feb 23, 2007. Check the license (Connecticut 742, as entered in NPPES) with the Connecticut board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Louis R. Neumann
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 742 CT
Self-reported in NPPES; status is on the state search - Practice location
- 511 Main St, Portland, CT 06480
- Phone
- (860) 342-3224
- Enumerated
- Feb 23, 2007
- Record last updated
- Apr 23, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicaid ID
- 004023990 CT
- Medicare enrollment
- Enrolled (PECOS I20080519000554); accepts Medicare assignment
- Medical or professional school
- Pennsylvania College Of Optometry, 1971
- Entity
- Type 1 · individual
Verify Louis R. Neumann in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Connecticut board licenses this profession
Search for license 742Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
82% fewer Medicare Part D claims than the average optometrist in 2024
51 Medicare Part D claims, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 51% of claims.
Most prescribed
- Lumigan18 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.
Optometrist providers in Connecticut
There are 675 optometrist records in Connecticut.
Other optometrist records in Connecticut
- Annemarie Abramson, O.D.Waterbury, CT1720194764
- Aylin Adem, ODNaugatuck, CT1407514631
- George Adrian, O.D.Groton, CT1659337145
- Douglas Agranov, O.D.Madison, CT1952364465
- Shraiy AgrawalGuilford, CT1194565903
- Christopher Agro, O.D.Enfield, CT1912977380
- Shefali Ahmadi, ODDarien, CT1730656943
- Haajra Ahmed, ODManchester, CT1972164010
- Amara Akbar, ODSouthbury, CT1558918144
- Janine Albanese, O.D.Wallingford, CT1174964076
Common questions
What is Louis R. Neumann, O.D.'s NPI number?
Louis R. Neumann, O.D.'s National Provider Identifier (NPI) is 1285769703, issued on Feb 23, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Louis R. Neumann, O.D. located?
The NPPES record lists a practice address at 511 Main St, Portland, CT, 06480. Phone: (860) 342-3224. Providers update this record themselves, so call before visiting.
How can I verify Louis R. Neumann, O.D.'s license?
NPPES lists Connecticut license number 742, as entered by the provider. Search the Connecticut board that licenses this profession; the NPPES record confirms identity only.
How much does Louis R. Neumann, O.D. prescribe under Medicare Part D?
In 2024, Louis R. Neumann, O.D. had 51 Medicare Part D claims; 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.