Ruby Singh, MD
Family Medicine Physician · Lewiston, ME
Ruby Singh, MD is a family medicine physician with a practice address in Lewiston, Maine, and NPI 1467009944, issued on Aug 20, 2019. Check the license (Maine EC221073, as entered in NPPES) on the Maine Board of Licensure in Medicine; the Medicare figures below come from public CMS files.
- Name
- Ruby Singh
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- EC221073 ME
Self-reported in NPPES; status is on the state search - Practice location
- 76 High St, Lewiston, ME 04240
- Phone
- (207) 795-2800
- Enumerated
- Aug 20, 2019
- Record last updated
- Aug 28, 2024
- Fax
- (207) 795-2800
- Medicare enrollment
- Enrolled (PECOS I20241018003407); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 1,172 in Maine → Look up another NPI →
Also registered at 76 High St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Ruby Singh in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMaine Board of Licensure in Medicine
Search for license EC221073Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
74% fewer Medicare Part D claims than the average family medicine physician in 2024
909 Medicare Part D claims for 128 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 25 claims were for opioids.
Most prescribed
- Atorvastatin Calcium82 claims
- Albuterol Sulfate Hfa44 claims
- Gabapentin39 claims
- Lisinopril37 claims
- Levothyroxine Sodium21 claims
- Famotidine20 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.
Bills Medicare through one group practice
- Apogee Medical Group Maine PCLewiston, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ruby Singh among 1,172 family medicine physician records in Maine
Ruby Singh, MD is one of 1,172 family medicine physician records with a practice address in Maine. 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 2019, is newer than 85% of them.
- NPI issued2019 · 85% of these records are older, 12% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2019 · median 2008 among the 668 with a school on file
- Record last updated2024 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Maine practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
92 family medicine physician records list a practice address in Lewiston
They are 92 of the 1,728 NPPES records with a practice address in Lewiston, and 1,172 family medicine physician records in Maine.
All 1,172 in Maine → Every provider in Lewiston → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Peter Beeckel, MDLewiston, ME 042401780614149
- Edward Bogner, M.D.Lewiston, ME 042401952376287
- Edmund Claxton, MDLewiston, ME 042401881680072
- Alice Haines, M.D.Lewiston, ME 042401619967361
- Bruce KenneyLewiston, ME 042401629058185
- Amy Kustra Barksdale, M.D.Lewiston, ME 042401124195466
- Shauna McElrath, DOLewiston, ME 042401902989015
- James MellohLewiston, ME 042401760453856
Common questions
What is Ruby Singh, MD's NPI number?
Ruby Singh, MD's National Provider Identifier (NPI) is 1467009944, issued on Aug 20, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Ruby Singh, MD located?
The NPPES record lists a practice address at 76 High St, Lewiston, ME, 04240. Phone: (207) 795-2800. Providers update this record themselves, so call before visiting.
How can I verify Ruby Singh, MD's license?
NPPES lists Maine license number EC221073, as entered by the provider. Search the Maine Board of Licensure in Medicine at https://www.maine.gov/md/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ruby Singh, MD prescribe under Medicare Part D?
In 2024, Ruby Singh, MD had 909 Medicare Part D claims for 128 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.