NPPES file of Aug 9, 2026

Reinhard Peter Bernhard Viehoff, MD

Geriatric Psychiatry Physician · Manchester, NH

Reinhard Peter Bernhard Viehoff, MD is a geriatric psychiatry physician with a practice address in Manchester, New Hampshire, and NPI 1558358218, issued on Sep 28, 2005. Check the license (New Hampshire 9825, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1558358218
Name
Reinhard Peter Bernhard Viehoff
Credential
MD
Primary taxonomy
Geriatric Psychiatry Physician 2084P0805X
License number
9825 NH
Self-reported in NPPES; status is on the state search
Practice location
138 Webster Street, Manchester, NH 03104
Phone
(603) 645-5977
Enumerated
Sep 28, 2005
Record last updated
Jun 12, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(603) 645-5980
Medicaid IDs
30201864 NH
3071962 NH
Medicare enrollment
Enrolled (PECOS I20051227000155); accepts Medicare assignment
Medical or professional school
Oral Roberts University School Of Medicine, 1989
Telehealth
Offers telehealth (CMS)
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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Also registered at 138 Webster Street

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Consuelo Alvarez, MDGeriatric Medicine (Internal Medicine) Physician1578537254
  2. Melissa Bertoulin, MSW LICSWSocial Worker1487674917
  3. Lauren Gelinas, PA-C.Physician Assistant1699107268
  4. Rebekah Hicks, PA-CPhysician Assistant1003042060
  5. Melissa Norrad, PA-CPhysician Assistant1972998144
  6. Muhammad Pasha, MDGeriatric Medicine (Family Medicine) Physician1720188113

Verify Reinhard Peter Bernhard Viehoff in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Hampshire Board of Medicine
    Search for license 9825
    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
Open the New Hampshire license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.6 times the Medicare Part D claims of the average geriatric psychiatry physician in 2024

3,929 Medicare Part D claims for 381 beneficiaries, against an average of 1,485 among the 473 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. Reinhard Viehoff3,929
  2. Specialty average1,485

Most prescribed

  1. Mirtazapine282 claims
  2. Lorazepam258 claims
  3. Lamotrigine255 claims
  4. Sertraline Hcl231 claims
  5. Trazodone Hcl214 claims
  6. Clonazepam209 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Jwalant Vadalia MD PCManchester, NH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Reinhard Peter Bernhard Viehoff among 16 geriatric psychiatry physician records in New Hampshire

Reinhard Peter Bernhard Viehoff, MD is one of 16 geriatric psychiatry physician records with a practice address in New Hampshire. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 75% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Record last updated2019 · 75% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0805X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Psychiatry Physician providers in New Hampshire

There are 16 geriatric psychiatry physician records in New Hampshire.

The 8 geriatric psychiatry physician records with the nearest ZIP codes

  1. Benjamin Fernandes, APRNManchester, NH 031041457912065
  2. Jonathan Schwartz, MDManchester, NH 031041558470526
  3. Jwalant Vadalia, MDManchester, NH 031041578550232
  4. Michael Evans, MDGilford, NH 032491902895402
  5. Andrew Chi, M.D.Lebanon, NH 037561518078476
  6. Gary Moak, M.D.Lebanon, NH 037561760478473
  7. Thomas Oxman, MDLebanon, NH 037561194893495
  8. Robert Santulli, MDLebanon, NH 037561952479271

Common questions

What is Reinhard Peter Bernhard Viehoff, MD's NPI number?

Reinhard Peter Bernhard Viehoff, MD's National Provider Identifier (NPI) is 1558358218, issued on Sep 28, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Reinhard Peter Bernhard Viehoff, MD located?

The NPPES record lists a practice address at 138 Webster Street, Manchester, NH, 03104. Phone: (603) 645-5977. Providers update this record themselves, so call before visiting.

How can I verify Reinhard Peter Bernhard Viehoff, MD's license?

NPPES lists New Hampshire license number 9825, as entered by the provider. Search the New Hampshire Board of Medicine at https://www.oplc.nh.gov/board-medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Reinhard Peter Bernhard Viehoff, MD prescribe under Medicare Part D?

In 2024, Reinhard Peter Bernhard Viehoff, MD had 3,929 Medicare Part D claims for 381 beneficiaries; the average among geriatric psychiatry physician prescribers was 1,485. Part D covers Medicare prescriptions only.

What is Reinhard Peter Bernhard Viehoff, MD's MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.