NPPES file of Aug 9, 2026

Timothy Santos Cuyegkeng, DO

Sleep Medicine (Internal Medicine) Physician · Sacramento, CA

Timothy Santos Cuyegkeng, DO is a sleep medicine (internal medicine) physician with a practice address in Sacramento, California, and NPI 1093342842, issued on Mar 23, 2020. Check the license (California 20A19659, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1093342842
Name
Timothy Santos Cuyegkeng
Credential
DO
Primary taxonomy
Sleep Medicine (Internal Medicine) Physician 207RS0012X
License number
20A19659 CA
Self-reported in NPPES; status is on the state search
Practice location
2800 L St Ste 500, Sacramento, CA 95816
Phone
(916) 454-6850
Enumerated
Mar 23, 2020
Record last updated
Sep 18, 2025
Fax
(916) 454-6852
Medicare enrollment
Enrolled (PECOS I20251016003809); accepts Medicare assignment
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 2800 L St Ste 500

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

  1. Jeffrey Brodovsky, DONeuromusculoskeletal Medicine & OMM Physician1699192286
  2. Glynnis Calvin, M.D.Neurology Physician1104137678
  3. Timothy Chen, MDNeurology Physician1053815712
  4. Anirudh Gowd, MDOrthopaedic Surgery of the Spine Physician1043873235
  5. Paul Hong, M.D.Orthopaedic Surgery of the Spine Physician1326333147
  6. Billy Hu, M.D.Neurology Physician1063558476

Verify Timothy Santos Cuyegkeng in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A19659
    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 California 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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90% fewer Medicare Part D claims than the average sleep medicine (internal medicine) physician in 2024

58 Medicare Part D claims, against an average of 585 among the 852 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.

  1. Timothy Cuyegkeng58
  2. Specialty average585

Most prescribed

  1. Divalproex Sodium11 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.

Bills Medicare through one group practice

  1. Sutter Valley Medical FoundationSacramento, CA

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

Timothy Santos Cuyegkeng among 129 sleep medicine (internal medicine) physician records in California

Timothy Santos Cuyegkeng, DO is one of 129 sleep medicine (internal medicine) 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 87% of them.

  • NPI issued2020 · 87% of these records are older, 9% newer
  • In a Medicare fileYes · 95% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2020 · median 2006 among the 106 with a school on file
  • Record last updated2025 · 35% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RS0012X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Sleep Medicine (Internal Medicine) Physician providers in California

There are 129 sleep medicine (internal medicine) physician records in California.

The 8 sleep medicine (internal medicine) physician records with the nearest ZIP codes

  1. Ali Naghash Maheri, M.D.Sacramento, CA 958161629368238
  2. H Bonekat, DOSacramento, CA 958171992780787
  3. Chenghao Qian, MDSacramento, CA 958171487115127
  4. Harpreet Randhawa, M.D.Yuba City, CA 959911922016062
  5. Sussan KokindaRedding, CA 960031780211516
  6. Sandeep Goplani, MDCarmichael, CA 956081780816561
  7. Rafael Sepulveda-Acosta, MDSonoma, CA 954761558611459
  8. Vu TranSanta Rosa, CA 954051528021490

Common questions

What is Timothy Santos Cuyegkeng, DO's NPI number?

Timothy Santos Cuyegkeng, DO's National Provider Identifier (NPI) is 1093342842, issued on Mar 23, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Timothy Santos Cuyegkeng, DO located?

The NPPES record lists a practice address at 2800 L St Ste 500, Sacramento, CA, 95816. Phone: (916) 454-6850. Providers update this record themselves, so call before visiting.

How can I verify Timothy Santos Cuyegkeng, DO's license?

NPPES lists California license number 20A19659, 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 Timothy Santos Cuyegkeng, DO prescribe under Medicare Part D?

In 2024, Timothy Santos Cuyegkeng, DO had 58 Medicare Part D claims; the average among sleep medicine (internal medicine) physician prescribers was 585. 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.