Cheryl S. Twu, D.O.
Obstetrics & Gynecology Physician · Honolulu, HI
Cheryl S. Twu, D.O. is an obstetrics & gynecology physician with a practice address in Honolulu, Hawaii, and NPI 1982845681, issued on Mar 10, 2009. Check the license (Hawaii 1798, as entered in NPPES) on the Hawaii Medical Board; the Medicare figures below come from public CMS files.
- Name
- Cheryl S. Twu
- Credential
- D.O.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- 1798 HI
20A10647 CA
DO211096 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1441 Kapiolani Blvd Ste 1005, Honolulu, HI 96814
- Phone
- (808) 900-4554
- Enumerated
- Mar 10, 2009
- Record last updated
- Mar 11, 2025
- Fax
- (808) 353-0511
- Medicare enrollment
- Enrolled (PECOS I20171013001946); accepts Medicare assignment
- Medical or professional school
- Touro Un College Of Osteopathic Medicine, Vallejo, 2006
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 288 in Hawaii → Look up another NPI →
Verify Cheryl S. Twu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersHawaii Medical Board
Search for license 1798Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024
258 Medicare Part D claims for 87 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
- Estradiol41 claims
- Progesterone32 claims
- Clotrimazole-Betamethasone20 claims
- Betamethasone Dipropionate16 claims
- Estradiol (Once Weekly)13 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: $118.31
5 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 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.
Cheryl S. Twu among 288 obstetrics & gynecology physician records in Hawaii
Cheryl S. Twu, D.O. is one of 288 obstetrics & gynecology physician records with a practice address in Hawaii. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 59% of them.
- NPI issued2009 · 59% of these records are older, 39% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated2006 · median 2006 among the 158 with a school on file
- Record last updated2025 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
160 obstetrics & gynecology physician records list a practice address in Honolulu
They are 160 of the 12,408 NPPES records with a practice address in Honolulu, and 288 obstetrics & gynecology physician records in Hawaii.
All 288 in Hawaii → Every provider in Honolulu → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Deborah Buccigrossi, MDHonolulu, HI 968141033219977
- Simon Chang, M.D.Honolulu, HI 968141285635458
- Gwendolyn Chung, M.D.Honolulu, HI 968141043305543
- Raydeen Fujimoto-Busse, MDHonolulu, HI 968141518941632
- Diana Huang, M.D.Honolulu, HI 968141942394945
- Sarah Hutchison, M.D.Honolulu, HI 968141700089398
- Christopher Miura, MDHonolulu, HI 968141508967670
- Bradley Sakaguchi, M.D.Honolulu, HI 968141215031232
Common questions
What is Cheryl S. Twu, D.O.'s NPI number?
Cheryl S. Twu, D.O.'s National Provider Identifier (NPI) is 1982845681, issued on Mar 10, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Cheryl S. Twu, D.O. located?
The NPPES record lists a practice address at 1441 Kapiolani Blvd Ste 1005, Honolulu, HI, 96814. Phone: (808) 900-4554. Providers update this record themselves, so call before visiting.
How can I verify Cheryl S. Twu, D.O.'s license?
NPPES lists Hawaii license number 1798, as entered by the provider. Search the Hawaii Medical Board at https://cca.hawaii.gov/pvl/boards/medical/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Cheryl S. Twu, D.O. prescribe under Medicare Part D?
In 2024, Cheryl S. Twu, D.O. had 258 Medicare Part D claims for 87 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.