NPPES file of Aug 9, 2026

Rashmi B. Halker Singh, M.D.

Neurology Physician · Scottsdale, AZ

Rashmi B. Halker Singh, M.D. is a neurology physician with a practice address in Scottsdale, Arizona, and NPI 1508895582, issued on Jul 1, 2006. Check the license (Arizona 36121, as entered in NPPES) on the Arizona Medical Board; 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
1508895582
Name
Rashmi B. Halker Singh
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
36121 AZ
Self-reported in NPPES; status is on the state search
Practice location
13400 E Shea Blvd, Scottsdale, AZ 85259
Phone
(480) 301-8000
Enumerated
Jul 1, 2006
Record last updated
Sep 8, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20090727000300); accepts Medicare assignment
Medical or professional school
Wayne State University School Of Medicine, 2005
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 13400 E Shea Blvd

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

  1. Rawad Abbas, MDNeurological Surgery Physician1255028825
  2. Abdelmohaymin Abdalla, MDPulmonary Disease Physician1871081505
  3. Hesham Mubarak Abdalla, M.B.B.S.Internal Medicine Physician1013696111
  4. Mahmoud Abdelnabi, MDCardiovascular Disease Physician1548934714
  5. Haidar Abdul-Muhsin, M.B.CH.B.Urology Physician1356755250
  6. Ali Abdulsahib, MDInfectious Disease Physician1417535030

Verify Rashmi B. Halker Singh in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 36121
    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 Arizona 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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74% fewer Medicare Part D claims than the average neurology physician in 2024

352 Medicare Part D claims for 64 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. Brand-name drugs were 42% of claims.

  1. Rashmi Halker Singh352
  2. Specialty average1,370

Most prescribed

  1. Topiramate43 claims
  2. Rizatriptan36 claims
  3. Emgality Pen35 claims
  4. Aimovig Autoinjector31 claims
  5. Ubrelvy28 claims
  6. Gabapentin23 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): 78.6 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.

  1. Qualityout of 100 · 30% of the final score69.1
  2. Costout of 100 · 30%59.6
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

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

Industry payments in 2024: $1,929.08

7 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.

  1. Rashmi Halker Singh$1,929.08
  2. Specialty average$8,318.07

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

  1. Mayo Clinic ArizonaScottsdale, AZ

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

Rashmi B. Halker Singh among 458 neurology physician records in Arizona

Rashmi B. Halker Singh, M.D. is one of 458 neurology physician records with a practice address in Arizona. 80% 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 10% of them.

  • NPI issued2006 · 10% of these records are older, 60% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2005 · median 2005 among the 298 with a school on file
  • Record last updated2020 · 51% 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 Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in Arizona

There are 458 neurology physician records in Arizona.

The 8 neurology physician records with the nearest ZIP codes

  1. Charles Adler, M.D.Scottsdale, AZ 852591023091022
  2. Erich Bosch, M.D.Scottsdale, AZ 852591447233150
  3. Jonathan Carter, M.D.Scottsdale, AZ 852591851377378
  4. Richard Caselli, M.D.Scottsdale, AZ 852591568444255
  5. John Caviness, M.D.Scottsdale, AZ 852591932182268
  6. Erika Driver-Dunckley, M.D.Scottsdale, AZ 852591881678480
  7. Sanford Fineman, MDScottsdale, AZ 852591720067853
  8. Maciej Mrugala, MD PHD MPHScottsdale, AZ 852591376533620

Common questions

What is Rashmi B. Halker Singh, M.D.'s NPI number?

Rashmi B. Halker Singh, M.D.'s National Provider Identifier (NPI) is 1508895582, issued on Jul 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Rashmi B. Halker Singh, M.D. located?

The NPPES record lists a practice address at 13400 E Shea Blvd, Scottsdale, AZ, 85259. Phone: (480) 301-8000. Providers update this record themselves, so call before visiting.

How can I verify Rashmi B. Halker Singh, M.D.'s license?

NPPES lists Arizona license number 36121, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Rashmi B. Halker Singh, M.D. prescribe under Medicare Part D?

In 2024, Rashmi B. Halker Singh, M.D. had 352 Medicare Part D claims for 64 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Rashmi B. Halker Singh, M.D.'s MIPS final score?

The 2023 MIPS final score is 78.6 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.