Helen Oster Chernicoff, MD
Family Medicine Physician · Seattle, WA
Helen Oster Chernicoff, MD is a family medicine physician with a practice address in Seattle, Washington, and NPI 1881707925, issued on Aug 15, 2006. Check the license (Washington MD60847693, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Helen Oster Chernicoff
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- MD60847693 WA
A64291 CA
Self-reported in NPPES; status is on the state search - Practice location
- 201 16TH Ave E, Seattle, WA 98112
- Phone
- (650) 833-8874
- Enumerated
- Aug 15, 2006
- Record last updated
- Oct 3, 2023
- Medicaid ID
- 00A642910 CA
- Medicare enrollment
- Enrolled (PECOS I20231017002445); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 201 16TH Ave E
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Farangis Abab, RNHome Health Registered Nurse1639473408
- Joonis Abdulkhader, M.D.Family Medicine Physician1518154335
- Bashir Abumenjel, REGISTERED NURSEHome Health Registered Nurse1275352510
- Stephanie Abutin, ,MS, CCC-SLPSpeech-Language Pathologist1902522444
- Christopher Adrig, PA-CPhysician Assistant1184606089
- Sanjay Agarwal, MD, FCCP, FAASMSleep Medicine (Internal Medicine) Physician1477523249
Verify Helen Oster Chernicoff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD60847693Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average family medicine physician in 2024
364 Medicare Part D claims for 80 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. 132 claims were for opioids.
Most prescribed
- Morphine Sulfate Er36 claims
- Gabapentin29 claims
- Duloxetine Hcl28 claims
- Olanzapine22 claims
- Morphine Sulfate20 claims
- Oxycodone Hcl20 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
- Swedish Health ServicesSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Helen Oster Chernicoff among 5,534 family medicine physician records in Washington
Helen Oster Chernicoff, MD is one of 5,534 family medicine physician records with a practice address in Washington. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 58% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1996 · median 2009 among the 3,294 with a school on file
- Record last updated2023 · 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 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
871 family medicine physician records list a practice address in Seattle
They are 871 of the 41,956 NPPES records with a practice address in Seattle, and 5,534 family medicine physician records in Washington.
All 5,534 in Washington → Every provider in Seattle → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Stetson Aman, M.D.Seattle, WA 981121700987476
- Holly Bays, MDSeattle, WA 981121457462756
- Mei Castor, MDSeattle, WA 981121093783037
- Mary CurielSeattle, WA 981121154309300
- Daniel Herman, MDSeattle, WA 981121205850369
- Sarah Hufbauer, MDSeattle, WA 981121154308377
- Richard Kovar, MDSeattle, WA 981121538146832
- Sungmi Lian, M.D.Seattle, WA 981121790883965
Common questions
What is Helen Oster Chernicoff, MD's NPI number?
Helen Oster Chernicoff, MD's National Provider Identifier (NPI) is 1881707925, issued on Aug 15, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Helen Oster Chernicoff, MD located?
The NPPES record lists a practice address at 201 16TH Ave E, Seattle, WA, 98112. Phone: (650) 833-8874. Providers update this record themselves, so call before visiting.
How can I verify Helen Oster Chernicoff, MD's license?
NPPES lists Washington license number MD60847693, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Helen Oster Chernicoff, MD prescribe under Medicare Part D?
In 2024, Helen Oster Chernicoff, MD had 364 Medicare Part D claims for 80 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.