Helena Miriam Kostantas, CNM
Advanced Practice Midwife · Baldwin Park, CA
Helena Miriam Kostantas, CNM is an advanced practice midwife with a practice address in Baldwin Park, California, and NPI 1386814663, issued on Mar 3, 2008. Check the license (California 295035, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Helena Miriam Kostantas
- Credential
- CNM
- Primary taxonomy
- Advanced Practice Midwife 367A00000X
- License number
- 295035 CA
Self-reported in NPPES; status is on the state search - Practice location
- 14311 Ramona Blvd, Baldwin Park, CA 91706
- Phone
- (626) 338-0230
- Enumerated
- Mar 3, 2008
- Record last updated
- Mar 3, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (626) 962-8854
- Entity
- Type 1 · individual
8 nearest advanced practice midwife records → All 1,115 in California → Look up another NPI →
Also registered at 14311 Ramona Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Helena Miriam Kostantas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 295035Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
69% fewer Medicare Part D claims than the average advanced practice midwife in 2024
22 Medicare Part D claims, against an average of 72 among the 2,776 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: $104.31
4 payments; by number, the most common kind was food and beverage; the largest payer was Hologic Sales and Service, LLC. 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.
Helena Miriam Kostantas among 1,115 advanced practice midwife records in California
Helena Miriam Kostantas, CNM is one of 1,115 advanced practice midwife records with a practice address in California. 33% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 45% of them.
- NPI issued2008 · 45% of these records are older, 52% newer
- In a Medicare fileYes · 33% of these records are
- In the CMS Doctors and Clinicians fileNo · 19% of these records are
- Record last updated2008 · 56% 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 California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 advanced practice midwife records list a practice address in Baldwin Park
They are 12 of the 1,055 NPPES records with a practice address in Baldwin Park, and 1,115 advanced practice midwife records in California.
All 1,115 in California → Every provider in Baldwin Park → Advanced Practice Midwife nationwide →
The 8 advanced practice midwife records with the nearest ZIP codes
- Linda Calderon, CNMBaldwin Park, CA 917061528127263
- Diane Hernandez, CNMBaldwin Park, CA 917061801955513
- Jung Kim, CNMBaldwin Park, CA 917061972243038
- Joan Linden, CNMBaldwin Park, CA 917061700945433
- Christine McKeon, CNMBaldwin Park, CA 917061245388156
- Natasha Mironov, CNMBaldwin Park, CA 917061154447308
- Deborah Nakielski, CNMBaldwin Park, CA 917061720155575
- Diane Robert, CNMBaldwin Park, CA 917061124195979
Common questions
What is Helena Miriam Kostantas, CNM's NPI number?
Helena Miriam Kostantas, CNM's National Provider Identifier (NPI) is 1386814663, issued on Mar 3, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Helena Miriam Kostantas, CNM located?
The NPPES record lists a practice address at 14311 Ramona Blvd, Baldwin Park, CA, 91706. Phone: (626) 338-0230. Providers update this record themselves, so call before visiting.
How can I verify Helena Miriam Kostantas, CNM's license?
NPPES lists California license number 295035, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Helena Miriam Kostantas, CNM prescribe under Medicare Part D?
In 2024, Helena Miriam Kostantas, CNM had 22 Medicare Part D claims; 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.