Hannah Washington Klein, M.D. PH.D.
Neurology Physician · Flemington, NJ
Hannah Washington Klein, M.D. PH.D. is a neurology physician with a practice address in Flemington, New Jersey, and NPI 1811250418, issued on Jun 19, 2012. Check the license (New Jersey 25MA10980300, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Hannah Washington Klein
- Credential
- M.D. PH.D.
- Primary taxonomy
- Neurology Physician 2084N0400X
- License numbers
- 25MA10980300 NJ
81391 AZ
31833 NE
Self-reported in NPPES; status is on the state search - Practice location
- 6 Sand Hill RD Ste 202, Flemington, NJ 08822
- Phone
- (908) 237-5566
- Enumerated
- Jun 19, 2012
- Record last updated
- Jul 15, 2026
- Fax
- (908) 237-4080
- Medicare enrollment
- Enrolled (PECOS I20210216000236); accepts Medicare assignment
- Medical or professional school
- Harvard Medical School, 2012
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurology physician records → All 577 in New Jersey → Look up another NPI →
Also registered at 6 Sand Hill RD Ste 202
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Hannah Washington Klein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA10980300Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
47% fewer Medicare Part D claims than the average neurology physician in 2024
720 Medicare Part D claims for 100 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Carbidopa-Levodopa117 claims
- Donepezil Hcl76 claims
- Memantine Hcl75 claims
- Pregabalin49 claims
- Levetiracetam30 claims
- Rivastigmine30 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): 80.5 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).
Industry payments in 2024: $214.08
13 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Maxim Brain And SpineCedar Knolls, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Hannah Washington Klein among 577 neurology physician records in New Jersey
Hannah Washington Klein, M.D. PH.D. is one of 577 neurology physician records with a practice address in New Jersey. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 73% of them.
- NPI issued2012 · 73% of these records are older, 23% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 72% of these records are
- Graduated2012 · median 2002 among the 417 with a school on file
- Record last updated2026 · 50% 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 Jersey 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 Jersey
There are 577 neurology physician records in New Jersey.
All 577 in New Jersey → Every provider in Flemington → Neurology Physician nationwide →
The 8 neurology physician records with the nearest ZIP codes
- Rachel Hofmann, APNFlemington, NJ 088221568186856
- Jessica Kocsis, AGACNP-BCFlemington, NJ 088221336682962
- Donald Pennett, MDFlemington, NJ 088221689778995
- David Atherton, MDEdison, NJ 088201790277291
- Mahrukh Bashir, MDEdison, NJ 088201518198217
- David Bezov, MDEdison, NJ 088201417223942
- Nancy Gadallah, MDEdison, NJ 088201588007041
- Arifa Ghori, MDEdison, NJ 088201578124608
Common questions
What is Hannah Washington Klein, M.D. PH.D.'s NPI number?
Hannah Washington Klein, M.D. PH.D.'s National Provider Identifier (NPI) is 1811250418, issued on Jun 19, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Hannah Washington Klein, M.D. PH.D. located?
The NPPES record lists a practice address at 6 Sand Hill RD Ste 202, Flemington, NJ, 08822. Phone: (908) 237-5566. Providers update this record themselves, so call before visiting.
How can I verify Hannah Washington Klein, M.D. PH.D.'s license?
NPPES lists New Jersey license number 25MA10980300, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Hannah Washington Klein, M.D. PH.D. prescribe under Medicare Part D?
In 2024, Hannah Washington Klein, M.D. PH.D. had 720 Medicare Part D claims for 100 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.
What is Hannah Washington Klein, M.D. PH.D.'s MIPS final score?
The 2023 MIPS final score is 80.5 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.