Robert A. Alvarenga, D.M.D.
Periodontics · West Lebanon, NH
Robert A. Alvarenga, D.M.D. is a periodontics with a practice address in West Lebanon, New Hampshire, and NPI 1902907710, issued on Sep 26, 2006. Check the license (New Hampshire 1822, as entered in NPPES) with the New Hampshire board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Robert A. Alvarenga
- Credential
- D.M.D.
- Primary taxonomy
- Periodontics 1223P0300X
- License number
- 1822 NH
Self-reported in NPPES; status is on the state search - Practice location
- 1 Oak Ridge RD, West Lebanon, NH 03784
- Phone
- (603) 643-5730
- Enumerated
- Sep 26, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (603) 643-1703
- Entity
- Type 1 · individual
8 nearest periodontics records → All 39 in New Hampshire → Look up another NPI →
Also registered at 1 Oak Ridge RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Caroline Gerhardt, MDFamily Medicine Physician1154389096
- James Kelsey, M.D.Family Medicine Physician1528147618
- Rebecca Philbrick, FNP-CFamily Nurse Practitioner1861265944
Verify Robert A. Alvarenga in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich New Hampshire board licenses this profession
Search for license 1822Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
54% fewer Medicare Part D claims than the average periodontics in 2024
128 Medicare Part D claims for 52 beneficiaries, against an average of 277 among the 4,191 providers of this specialty who prescribed in Part D. 14 claims were for opioids.
Most prescribed
- Chlorhexidine Gluconate73 claims
- Amoxicillin25 claims
- Hydrocodone-Acetaminophen14 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.
Robert A. Alvarenga among 39 periodontics records in New Hampshire
Robert A. Alvarenga, D.M.D. is one of 39 periodontics records with a practice address in New Hampshire. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 54% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileNo · 0% of these records are
- Record last updated2007 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1223P0300X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Periodontics providers in New Hampshire
There are 39 periodontics records in New Hampshire.
All 39 in New Hampshire → Every provider in West Lebanon → Periodontics nationwide →
The 8 periodontics records with the nearest ZIP codes
- David Rosania, DMD, MSPortsmouth, NH 038011811930845
- Amy Rosania, DMD, MSCDPortsmouth, NH 038011467717595
- James Spivey, D.D.S.Portsmouth, NH 038011992826598
- Yau-Hua Yu, DDSNewington, NH 038011770831190
- Stephen Fucini, DMDHanover, NH 037551649254665
- Nomith Ramdev, DMDDover, NH 038201669580734
- Meggan Wehmeyer, DDS, MS, IBCLCClaremont, NH 037431760787394
- Gary Galovic, DMDExeter, NH 038331750508180
Common questions
What is Robert A. Alvarenga, D.M.D.'s NPI number?
Robert A. Alvarenga, D.M.D.'s National Provider Identifier (NPI) is 1902907710, issued on Sep 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert A. Alvarenga, D.M.D. located?
The NPPES record lists a practice address at 1 Oak Ridge RD, West Lebanon, NH, 03784. Phone: (603) 643-5730. Providers update this record themselves, so call before visiting.
How can I verify Robert A. Alvarenga, D.M.D.'s license?
NPPES lists New Hampshire license number 1822, as entered by the provider. Search the New Hampshire board that licenses this profession; the NPPES record confirms identity only.
How much does Robert A. Alvarenga, D.M.D. prescribe under Medicare Part D?
In 2024, Robert A. Alvarenga, D.M.D. had 128 Medicare Part D claims for 52 beneficiaries; the average among periodontics 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.