CadaverCerebellumCreutzfeldt-Jakob Syndrome
Dr. Aaron M. Lewis, MD
NPI1255419750PAC ID6507811965
- Part D claims, 2024
- 1,360
- Publications
- 2
- Industry payments
- $64
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 2238 Geary Blvd, San Francisco, CA 94115
- Practice phone
- Call (415) 833-3700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
San Francisco Medical Center - Mammography
Mammography / Breast Imaging Center · San Francisco, California
Find Dr. Lewis' professional email, personal email and mobile number
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Dr. Aaron M. Lewis is a neurologist in San Francisco, California
Dr. Lewis practices at San Francisco Medical Center - Mammography in San Francisco, California.
Dr. Lewis' NPI, 1255419750, was assigned on November 1, 2006. Dr. Lewis graduated from University of Rochester Medical Center in 2000. Dr. Lewis holds California license A78048.
NPI and contact details
- NPI
- 1255419750NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507811965
- NPI enumeration date
- November 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (415) 833-3700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Aaron M. Lewis practices at San Francisco Medical Center - Mammography in San Francisco, California
Dr. Lewis' primary practice is San Francisco Medical Center - Mammography, at 2238 Geary Blvd, San Francisco, CA 94115. The practice phone is (415) 833-3700.
- San Francisco Medical Center - Mammography2238 Geary Blvd, San Francisco, CA 94115Phone(415) 833-3700
Source: Dmand AI Affiliation Data
Dr. Aaron M. Lewis is affiliated with 2 sites of care and 1 medical group
Dr. Lewis' primary practice is San Francisco Medical Center - Mammography in San Francisco, California. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links Dr. Lewis to 1 more group practice or clinic, named with a free account. Dr. Lewis' employer is on file too: a breast imaging center.
San Francisco Medical Center - MammographyPrimary
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Aaron M. Lewis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lewis practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| San Francisco Medical Center - Mammography | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Aaron M. Lewis is one of 2,207 neurologists in California
Neurology is Dr. Lewis' primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Lewis is board certified in neurology by the American Board of Psychiatry and Neurology. Dr. Lewis is licensed in California.
Specialties and state licenses
- Neurology, CaliforniaPrimary
Clinical focus
Dmand AI lists neuropathy among the conditions Dr. Lewis treats.
Neurologists near Dr. Lewis
Counts of neurologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Aaron M. Lewis' patients have a median age of 61
Across all payers, Dmand AI patient panel data puts Dr. Lewis' median patient age at 61, with 56% women.
Dr. Lewis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women56%
- Men42%
Source: Dmand AI Patient Panel Data
Dr. Aaron M. Lewis wrote 1,360 Medicare Part D claims in 2024
In 2024, Dr. Lewis wrote 1,360 Medicare Part D claims for 283 patients. 89% of them were for generic drugs. CMS names the drug for 1,089 of them, across 40 drugs with 11 or more claims each, at $348,376 in total drug cost. In 2023, CMS named 1,178 claims across 42 drugs.
Part D claims, 20241,360
Drugs named by CMS40
Total drug cost$348,376
Part D patients283
Dr. Lewis' Part D claims by kind of drug, 2024
- Generic1,207 claims89%
- Brand-name and other153 claims11%
Dr. Lewis' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Lewis' Part D claims, 2024
- Opioids2%30 of 1,360 claims
- Antipsychotics, patients 65 and over1%15 of 1,360 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,1782024: 1,0898%
Drugs named by CMS: 40 in 2024, 42 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Aaron M. Lewis offers telehealth to Medicare patients
Dr. Lewis accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Lewis as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Aaron M. Lewis has 2 publications on record
Dmand AI links 2 papers to Dr. Lewis. Dr. Lewis has published most often in Arch Neurol. Dr. Lewis' most frequent co-authors are Nicholas M. Barbaro, MD, Cynthia S. Chin, MD and Stephen J. Dearmond, MD.
Papers2
Dr. Lewis' most frequent co-authors
- Nicholas M. Barbaro, MD1 shared paper
- Cynthia S. Chin, MD1 shared paper
- Stephen J. Dearmond, MD1 shared paper
Recent publications by Dr. Lewis
HypertrophyIschiumLumbosacral Plexus
See who Dr. Lewis researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Lewis works with, so you can find a warm path to the right neurologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Aaron M. Lewis received $64 in industry payments from 2017 to 2018
CMS Open Payments shows 3 general payments to Dr. Lewis from 1 drug or device company from 2017 to 2018. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $64.
General payments to Dr. Lewis by program year, 2017 to 2018
Companies that paid Dr. Lewis the most, 2017 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Aaron M. Lewis has 1 award and honors on record
Dmand AI lists 1 award for Dr. Lewis, most recently CMS Stage 1 2012 in 2011.
Awards and honors for Dr. Lewis
- 2011
- CMS Stage 1 2012
Source: Dmand AI Professional Profile Data
Dr. Aaron M. Lewis graduated from University of Rochester Medical Center
Dr. Lewis graduated from University of Rochester Medical Center in 2000.
- Medical school
- Board certified in neurology
Source: Dmand AI Professional Profile Data
Dr. Aaron M. Lewis accepts plans from 2 insurance carriers
Dr. Lewis is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Lewis accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Aaron M. Lewis's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Aaron M. Lewis
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Aaron M. Lewis' NPI number?
Dr. Aaron M. Lewis' NPI number is 1255419750. It was assigned on November 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Aaron M. Lewis?
Dr. Aaron M. Lewis is a neurologist in San Francisco, California. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Aaron M. Lewis practice?
Dr. Lewis practices at 2238 Geary Blvd, San Francisco, CA 94115. Dr. Lewis' primary practice is San Francisco Medical Center - Mammography in San Francisco, California. Dmand AI also links Dr. Lewis to 1 group practice or clinic.
What is Dr. Aaron M. Lewis' office phone number?
The practice phone on file for Dr. Lewis is (415) 833-3700.
What is Dr. Aaron M. Lewis' medical license number?
Dr. Lewis holds California license A78048.
What medical group is Dr. Aaron M. Lewis part of?
Dr. Lewis is linked to The Permanente Medical Group, Inc.
Does Dr. Aaron M. Lewis accept Medicare?
Yes. CMS lists Dr. Lewis as accepting Medicare assignment.
Does Dr. Aaron M. Lewis offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Lewis as offering telehealth services.
Is Dr. Aaron M. Lewis board certified?
Yes. Dr. Lewis is board certified in neurology by the American Board of Psychiatry and Neurology.
Where did Dr. Aaron M. Lewis go to medical school?
Dr. Lewis graduated from University of Rochester Medical Center in 2000.
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What drugs does Dr. Aaron M. Lewis prescribe most?
In 2024 Medicare Part D data, Dr. Lewis' most prescribed drugs by claims were Carbidopa-Levodopa, Gabapentin and Levetiracetam.
Has Dr. Aaron M. Lewis received payments from drug or device companies?
CMS Open Payments shows $64 in general payments to Dr. Lewis from 1 company from 2017 to 2018. The largest total came from Pfizer Inc.
How long has Dr. Aaron M. Lewis been practicing?
Dr. Lewis graduated from medical school in 2000, 26 years ago.
Does Dr. Aaron M. Lewis do research?
Dmand AI links 2 publications to Dr. Lewis.
Who does Dr. Aaron M. Lewis publish with?
Dr. Lewis' most frequent co-authors are Nicholas M. Barbaro, MD (1 shared paper), Cynthia S. Chin, MD (1 shared paper) and Stephen J. Dearmond, MD (1 shared paper).
What insurance does Dr. Aaron M. Lewis accept?
Dr. Lewis is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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