Holly Tammens, CNM
Advanced Practice Midwife · Honolulu, HI
Holly Tammens, CNM is an advanced practice midwife with a practice address in Honolulu, Hawaii, and NPI 1215320270, issued on Mar 13, 2015. Check the license (Hawaii 1763, as entered in NPPES) with the Hawaii board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Holly Tammens
- Credential
- CNM
- Primary taxonomy
- Advanced Practice Midwife 367A00000X
- License number
- 1763 HI
Self-reported in NPPES; status is on the state search - Practice location
- 915 N King St, Honolulu, HI 96817
- Phone
- (808) 848-1438
- Enumerated
- Mar 13, 2015
- Record last updated
- Mar 13, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190820001177); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest advanced practice midwife records → All 57 in Hawaii → Look up another NPI →
Also registered at 915 N King St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Joanne Amberg, APRNObstetrics & Gynecology Nurse Practitioner1619997475
- Nafanua Braginsky, APRNFamily Nurse Practitioner1346339264
- Narelie Calley, APRNFamily Nurse Practitioner1255088662
- Graciela Cando, MDFamily Medicine Physician1245817758
- Erika Chinn-Galindo, RDN, LDNRegistered Dietitian1023482452
Verify Holly Tammens in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Hawaii board licenses this profession
Search for license 1763Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
33% fewer Medicare Part D claims than the average advanced practice midwife in 2024
48 Medicare Part D claims for 20 beneficiaries, against an average of 72 among the 2,776 providers of this specialty who prescribed in Part D.
Most prescribed
- Raloxifene Hcl11 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: $30.21
1 payment: food and beverage; the largest payer was Bayer Healthcare Pharmaceuticals Inc. The 3,833 providers of this specialty with any payment received $204.49 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
- Koolau Womens Health Care IncKailua, HI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Holly Tammens among 57 advanced practice midwife records in Hawaii
Holly Tammens, CNM is one of 57 advanced practice midwife records with a practice address in Hawaii. 32% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 60% of them.
- NPI issued2015 · 60% of these records are older, 39% newer
- In a Medicare fileYes · 32% of these records are
- In the CMS Doctors and Clinicians fileYes · 23% of these records are
- Graduated2014 · median 2017 among the 13 with a school on file
- Record last updated2015 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367A00000X and a Hawaii practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Advanced Practice Midwife providers in Hawaii
There are 57 advanced practice midwife records in Hawaii.
All 57 in Hawaii → Every provider in Honolulu → Advanced Practice Midwife nationwide →
The 8 advanced practice midwife records with the nearest ZIP codes
- Susan Sims, CNMHonolulu, HI 968171669482915
- Kristen SwiftHonolulu, HI 968181386074664
- Reagan Turner-Bell, CNMHonolulu, HI 968191265466270
- Constance Conover, CNM, APRNHonolulu, HI 968141477642494
- Nami Ono, CNMHonolulu, HI 968141568028108
- Dana Quealy, CNMHonolulu, HI 968141619945995
- Mabel Sanqui, CNMHonolulu, HI 968141568887867
- Cezanne Ezekiel, CNMWaipahu, HI 967971770092009
Common questions
What is Holly Tammens, CNM's NPI number?
Holly Tammens, CNM's National Provider Identifier (NPI) is 1215320270, issued on Mar 13, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Holly Tammens, CNM located?
The NPPES record lists a practice address at 915 N King St, Honolulu, HI, 96817. Phone: (808) 848-1438. Providers update this record themselves, so call before visiting.
How can I verify Holly Tammens, CNM's license?
NPPES lists Hawaii license number 1763, as entered by the provider. Search the Hawaii board that licenses this profession; the NPPES record confirms identity only.
How much does Holly Tammens, CNM prescribe under Medicare Part D?
In 2024, Holly Tammens, CNM had 48 Medicare Part D claims for 20 beneficiaries; the average among advanced practice midwife prescribers was 72. 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.