What is Heather Der's NPI number?

Heather Der's National Provider Identifier (NPI) is 1235023011, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Heather Der's specialty?

Heather Der is listed in the NPPES registry with a primary specialty of Registered Nurse (Nursing Service Providers).

Where is Heather Der located?

Heather Der's practice location on file with NPPES is 3100 Telegraph Ave Ste 350, Oakland, CA 94609-3239.

What is Heather Der's phone number?

The practice phone number listed in the NPPES registry for Heather Der is (800) 607-6377.

Is Heather Der's NPI active?

Yes — Heather Der's NPI (1235023011) is active in the NPPES registry as of the last update on 2025-06-05.

IndividualActive

Heather Der

NPI 1235023011 · Registered Nurse · Oakland, CA

Heather Der is a Registered Nurse provider in Oakland, CA (NPI 1235023011).

Provider details

NPI number: 1235023011
Entity type: Individual
Primary specialty: Registered NurseNursing Service Providers
Sex: Female
Sole proprietor: No
License: 95241220 (CA)

Specialties & taxonomies

Registered NursePrimary163W00000XLicense 95241220 (CA)
Nursing Service Providers

Profile Score

Established profile(54/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
1 yr in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

3100 Telegraph Ave Ste 350

Oakland, CA 94609-3239

Phone: (800) 607-6377

Street-level locationGet directions

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Mailing address