Natalie D. Grenfell
Marriage & Family Therapist · Burien, WA
Natalie D. Grenfell is a marriage & family therapist with a practice address in Burien, Washington, and NPI 1174130504, issued on Sep 29, 2020. Check the license with the Washington board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Natalie D. Grenfell
- Primary taxonomy
- Marriage & Family Therapist 106H00000X
- Practice location
- 1210 SW 136TH St, Burien, WA 98166
- Phone
- (360) 980-1222
- Enumerated
- Sep 29, 2020
- Record last updated
- Sep 29, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest marriage & family therapist records → All 2,834 in Washington → Look up another NPI →
Also registered at 1210 SW 136TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Desiree AndersenStudent in an Organized Health Care Education/Training Program1760216865
- Jamie Appleby-Dykes, MSWClinical Social Worker1619446432
Verify Natalie D. Grenfell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Washington board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Natalie D. Grenfell among 2,834 marriage & family therapist records in Washington
Natalie D. Grenfell is one of 2,834 marriage & family therapist records with a practice address in Washington. 4% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2020, is newer than 67% of them.
- NPI issued2020 · 67% of these records are older, 28% newer
- In a Medicare fileNo · 4% of these records are
- In the CMS Doctors and Clinicians fileNo · 7% of these records are
- Record last updated2020 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 106H00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Marriage & Family Therapist providers in Washington
There are 2,834 marriage & family therapist records in Washington. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,834 in Washington → Every provider in Burien → Marriage & Family Therapist nationwide →
The 8 marriage & family therapist records with the nearest ZIP codes
- Diocelina Chavez Gonzalez, LMFTBurien, WA 981661235505686
- Krystal Davis, LMFTBurien, WA 981661215285085
- Israella Kleiman, MS, CMHS, MHPBurien, WA 981661033324652
- Casey Kozlov, M.A., LMFTBurien, WA 981661568865285
- Angelia NorthamBurien, WA 981661932658317
- Wendy Olsen, LMFTBurien, WA 981661164893962
- Claire Schaffer, MA, LMFTABurien, WA 981661174096150
- Kathleen Smith, MS, LMFTABurien, WA 981661972071165
Common questions
What is Natalie D. Grenfell's NPI number?
Natalie D. Grenfell's National Provider Identifier (NPI) is 1174130504, issued on Sep 29, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Natalie D. Grenfell located?
The NPPES record lists a practice address at 1210 SW 136TH St, Burien, WA, 98166. Phone: (360) 980-1222. Providers update this record themselves, so call before visiting.
How can I verify Natalie D. Grenfell's license?
Search the Washington board that licenses this profession; the NPPES record confirms identity 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. 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.