Andrew M. Slater, DO
Neurology Physician · Manchester, NH
Andrew M. Slater, DO is a neurology physician with a practice address in Manchester, New Hampshire, and NPI 1891172557, issued on May 1, 2015. Check the license (New Hampshire 20516, as entered in NPPES) on the New Hampshire Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Andrew M. Slater
- Credential
- DO
- Primary taxonomy
- Neurology Physician 2084N0400X
- License numbers
- 20516 NH
264573 MA
Self-reported in NPPES; status is on the state search - Practice location
- 87 Mcgregor St, Manchester, NH 03102
- Phone
- (603) 695-2500
- Enumerated
- May 1, 2015
- Record last updated
- Jan 13, 2026
- Fax
- (603) 640-1228
- Medicare enrollment
- Enrolled (PECOS I20200630002717); accepts Medicare assignment
- Medical or professional school
- University Of New England, College Of Osteo Medicine, 2015
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 112 in New Hampshire → Look up another NPI →
Also registered at 87 Mcgregor St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Andrew M. Slater in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Hampshire Board of Medicine
Search for license 20516Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10% more Medicare Part D claims than the average neurology physician in 2024
1,513 Medicare Part D claims for 340 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.
Most prescribed
- Gabapentin140 claims
- Carbidopa-Levodopa102 claims
- Donepezil Hcl95 claims
- Levetiracetam95 claims
- Propranolol Hcl51 claims
- Lamotrigine48 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 69.4 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
One hospital affiliation
- Mary Hitchcock Memorial HospitalLebanon, NH · Acute Care Hospitals3 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Andrew M. Slater among 112 neurology physician records in New Hampshire
Andrew M. Slater, DO is one of 112 neurology physician records with a practice address in New Hampshire. 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 2015, is newer than 74% of them.
- NPI issued2015 · 74% of these records are older, 24% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2015 · median 2006 among the 79 with a school on file
- Record last updated2026 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a New Hampshire practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurology Physician providers in New Hampshire
There are 112 neurology physician records in New Hampshire.
All 112 in New Hampshire → Every provider in Manchester → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Anas Hannoun, MDManchester, NH 031021023437597
- Gerald Indorf, M.D.Manchester, NH 031021508813122
- Jing Ji, M.D.Manchester, NH 031021245440007
- Gabrielle Lindley, MDManchester, NH 031021710503537
- Robert Thies, MDManchester, NH 031021962487769
- Roya Vakili, MDManchester, NH 031021497951222
- Mark Biletch, MDManchester, NH 031011942291612
- Daniel Botsford, MDManchester, NH 031011649253261
Common questions
What is Andrew M. Slater, DO's NPI number?
Andrew M. Slater, DO's National Provider Identifier (NPI) is 1891172557, issued on May 1, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Andrew M. Slater, DO located?
The NPPES record lists a practice address at 87 Mcgregor St, Manchester, NH, 03102. Phone: (603) 695-2500. Providers update this record themselves, so call before visiting.
How can I verify Andrew M. Slater, DO's license?
NPPES lists New Hampshire license number 20516, 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 Andrew M. Slater, DO prescribe under Medicare Part D?
In 2024, Andrew M. Slater, DO had 1,513 Medicare Part D claims for 340 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.
What is Andrew M. Slater, DO's MIPS final score?
The 2023 MIPS final score is 69.4 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.