Samuel Yi-Li Frank, MD
Neuromuscular Medicine (Psychiatry & Neurology) Physician · Mission Viejo, CA
Samuel Yi-Li Frank, MD is a neuromuscular medicine (psychiatry & neurology) physician with a practice address in Mission Viejo, California, and NPI 1922637594, issued on Apr 6, 2020. Check the license (California A185091, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Samuel Yi-Li Frank
- Credential
- MD
- Primary taxonomy
- Neuromuscular Medicine (Psychiatry & Neurology) Physician 2084N0008X
- License number
- A185091 CA
Self-reported in NPPES; status is on the state search - Practice location
- 26800 Crown Valley Pkwy Ste 385, Mission Viejo, CA 92691
- Phone
- (949) 542-8002
- Enumerated
- Apr 6, 2020
- Record last updated
- Aug 6, 2025
- Medicare enrollment
- Enrolled (PECOS I20250815000913); accepts Medicare assignment
- Medical or professional school
- Ohio State University College Of Medicine, 2020
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest neuromuscular medicine (psychiatry & neurology) physician records → All 38 in California → Look up another NPI →
Also registered at 26800 Crown Valley Pkwy Ste 385
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Janny Clark, NPNurse Practitioner1932816626
- Parshaw Dorriz, MDNeurology Physician1972940625
- Basit Rahim, MDVascular Neurology Physician1003253071
- Richa Singh, MDNeurology Physician1902426265
- Jose Suazo, PA-CPhysician Assistant1639122153
- Ronak Vora, D.O.Neurology Physician1942560321
Verify Samuel Yi-Li Frank in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A185091Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
77% fewer Medicare Part D claims than the average neuromuscular medicine (psychiatry & neurology) physician in 2024
194 Medicare Part D claims for 74 beneficiaries, against an average of 827 among the 258 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Prednisone30 claims
- Riluzole23 claims
- Memantine Hcl17 claims
- Gabapentin14 claims
- Methotrexate11 claims
- Pyridostigmine Bromide11 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.
Industry payments in 2024: $246.92
3 payments; by number, the most common kind was food and beverage; the largest payer was Ucb, Inc. The 169 providers of this specialty with any payment received $11,922.98 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
- Providence Medical FoundationMission Viejo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Samuel Yi-Li Frank among 38 neuromuscular medicine (psychiatry & neurology) physician records in California
Samuel Yi-Li Frank, MD is one of 38 neuromuscular medicine (psychiatry & neurology) physician records with a practice address in California. 95% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 89% of them.
- NPI issued2020 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 95% of these records are
- In the CMS Doctors and Clinicians fileYes · 87% of these records are
- Graduated2020 · median 2009 among the 33 with a school on file
- Record last updated2025 · 26% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0008X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neuromuscular Medicine (Psychiatry & Neurology) Physician providers in California
There are 38 neuromuscular medicine (psychiatry & neurology) physician records in California.
All 38 in California → Every provider in Mission Viejo → Neuromuscular Medicine (Psychiatry & Neurology) Physician nationwide →
The 8 neuromuscular medicine (psychiatry & neurology) physician records with the nearest ZIP codes
- Christina Nguyen, MDFountain Valley, CA 927081508186701
- Khalid Alrasheed, MBBSOrange, CA 928681215510797
- Jonathan Cauchi, MB BCH BAO, M.SC,BSCOrange, CA 928681831507649
- Namita Goyal, M.D.Orange, CA 928681336116904
- Ali Habib, MDOrange, CA 928681518124288
- Tahseen Mozaffar, MDOrange, CA 928681356421515
- Jeffrey Mullen, MDOrange, CA 928681447614276
- Mona Rezaei Mirghaed, M.D.Orange, CA 928681619402955
Common questions
What is Samuel Yi-Li Frank, MD's NPI number?
Samuel Yi-Li Frank, MD's National Provider Identifier (NPI) is 1922637594, issued on Apr 6, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Samuel Yi-Li Frank, MD located?
The NPPES record lists a practice address at 26800 Crown Valley Pkwy Ste 385, Mission Viejo, CA, 92691. Phone: (949) 542-8002. Providers update this record themselves, so call before visiting.
How can I verify Samuel Yi-Li Frank, MD's license?
NPPES lists California license number A185091, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Samuel Yi-Li Frank, MD prescribe under Medicare Part D?
In 2024, Samuel Yi-Li Frank, MD had 194 Medicare Part D claims for 74 beneficiaries; the average among neuromuscular medicine (psychiatry & neurology) physician prescribers was 827. Part D covers Medicare prescriptions only.
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.