Ian Marcel Singleton
Orthopaedic Surgery of the Spine Physician · Sacramento, CA
Ian Marcel Singleton is an orthopaedic surgery of the spine physician with a practice address in Sacramento, California, and NPI 1629651898, issued on May 4, 2021. Check the license (California A192439, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ian Marcel Singleton
- Primary taxonomy
- Orthopaedic Surgery of the Spine Physician 207XS0117X
- License number
- A192439 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3301 C St Ste 1500, Sacramento, CA 95816
- Phone
- (916) 734-7463
- Enumerated
- May 4, 2021
- Record last updated
- Aug 2, 2026
- Fax
- (916) 734-6493
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery of the spine physician records → All 314 in California → Look up another NPI →
Also registered at 3301 C St Ste 1500
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Debra Fishman, PSY.D.Health Psychologist1942449772
- Cody GradyPhysical Therapist1780172544
- Kendrick Khoo, M.D.Orthopaedic Surgery Physician1891158663
Verify Ian Marcel Singleton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A192439Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average orthopaedic surgery of the spine physician in 2024
18 Medicare Part D claims for 13 beneficiaries, against an average of 381 among the 1,714 providers of this specialty who prescribed in Part D.
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: $91.96
2 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 1,726 providers of this specialty with any payment received $34,071.55 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.
Ian Marcel Singleton among 314 orthopaedic surgery of the spine physician records in California
Ian Marcel Singleton is one of 314 orthopaedic surgery of the spine physician records with a practice address in California. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 97% of them.
- NPI issued2021 · 97% of these records are older, 1% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileNo · 72% of these records are
- 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 207XS0117X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery of the Spine Physician providers in California
There are 314 orthopaedic surgery of the spine physician records in California.
All 314 in California → Every provider in Sacramento → Orthopaedic Surgery of the Spine Physician nationwide →
The 8 orthopaedic surgery of the spine physician records with the nearest ZIP codes
- Anthony Bellomo, M.D.Sacramento, CA 958161295844074
- Anirudh Gowd, MDSacramento, CA 958161043873235
- Paul Hong, M.D.Sacramento, CA 958161326333147
- Deep Patel, MDSacramento, CA 958161164001665
- George Picetti, M.D.Sacramento, CA 958161518988443
- Ruwan Ratnayake, MDSacramento, CA 958161619397338
- Gary Schneiderman, M.D.Sacramento, CA 958161356364103
- Charles Sonu, MDSacramento, CA 958161497886014
Common questions
What is Ian Marcel Singleton's NPI number?
Ian Marcel Singleton's National Provider Identifier (NPI) is 1629651898, issued on May 4, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Ian Marcel Singleton located?
The NPPES record lists a practice address at 3301 C St Ste 1500, Sacramento, CA, 95816. Phone: (916) 734-7463. Providers update this record themselves, so call before visiting.
How can I verify Ian Marcel Singleton's license?
NPPES lists California license number A192439, 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 Ian Marcel Singleton prescribe under Medicare Part D?
In 2024, Ian Marcel Singleton had 18 Medicare Part D claims for 13 beneficiaries; the average among orthopaedic surgery of the spine physician prescribers was 381. 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.