Amit Bhasker Ayer, M.D.
Neurological Surgery Physician · Portland, OR
Amit Bhasker Ayer, M.D. is a neurological surgery physician with a practice address in Portland, Oregon, and NPI 1841638293, issued on Jun 7, 2013. Check the license (Oregon MD214300, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Amit Bhasker Ayer
- Credential
- M.D.
- Primary taxonomy
- Neurological Surgery Physician 207T00000X
- License numbers
- MD214300 OR
A166651 CA
DR.0066618 CO
125.063148 IL
125063148 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1040 NW 22ND Ave Ste 420, Portland, OR 97210
- Phone
- (503) 944-6300
- Enumerated
- Jun 7, 2013
- Record last updated
- Apr 28, 2026
- Medicare enrollment
- Enrolled (PECOS I20230403001551); accepts Medicare assignment
- Medical or professional school
- Wake Forest University School Of Medicine, 2013
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neurological surgery physician records → All 134 in Oregon → Look up another NPI →
Also registered at 1040 NW 22ND Ave Ste 420
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nicholas Calvo, M.D.Neurology Physician1972958593
- Chrystal Collins, RNRegistered Nurse1295693794
- Arthur Haffey, R-PACPhysician Assistant1407014335
- Deborah Syna, M.D.Neurology Physician1447285689
- Thanh Hien Wang, PHARM.D.Pharmacist1508299249
Verify Amit Bhasker Ayer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD214300Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average neurological surgery physician in 2024
14 Medicare Part D claims, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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): 88.2 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: $274.63
6 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 5,377 providers of this specialty with any payment received $14,925.58 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
- Legacy Clinics LLCPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Amit Bhasker Ayer among 134 neurological surgery physician records in Oregon
Amit Bhasker Ayer, M.D. is one of 134 neurological surgery physician records with a practice address in Oregon. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 69% of them.
- NPI issued2013 · 69% of these records are older, 25% newer
- In a Medicare fileYes · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated2013 · median 2007 among the 74 with a school on file
- Record last updated2026 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurological Surgery Physician providers in Oregon
There are 134 neurological surgery physician records in Oregon.
All 134 in Oregon → Every provider in Portland → Neurological Surgery Physician nationwide →
The 8 neurological surgery physician records with the nearest ZIP codes
- David Adler, MDPortland, OR 972101851311088
- Thomas Rosenbaum, MDPortland, OR 972101104871847
- David Antezana, MDPortland, OR 972131225024052
- David Silver, M.D.Portland, OR 972131154401180
- Michelle Williams, MDPortland, OR 972131407218472
- Vivek Deshmukh, MDPortland, OR 972251710922026
- Jeffrey Johnson, M.D.Portland, OR 972251457326647
- Oisin O'Neill, MDPortland, OR 972251093701898
Common questions
What is Amit Bhasker Ayer, M.D.'s NPI number?
Amit Bhasker Ayer, M.D.'s National Provider Identifier (NPI) is 1841638293, issued on Jun 7, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Amit Bhasker Ayer, M.D. located?
The NPPES record lists a practice address at 1040 NW 22ND Ave Ste 420, Portland, OR, 97210. Phone: (503) 944-6300. Providers update this record themselves, so call before visiting.
How can I verify Amit Bhasker Ayer, M.D.'s license?
NPPES lists Oregon license number MD214300, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Amit Bhasker Ayer, M.D. prescribe under Medicare Part D?
In 2024, Amit Bhasker Ayer, M.D. had 14 Medicare Part D claims; the average among neurological surgery physician prescribers was 172. Part D covers Medicare prescriptions only.
What is Amit Bhasker Ayer, M.D.'s MIPS final score?
The 2023 MIPS final score is 88.2 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.