DR. DOREEN PHILLIPS APRN
NPI 1942831565
Nurse Practitioner - Psychiatric/Mental Health in Olympia, WA

Active since February 01, 2020PECOS EnrolledAccepts Medicare Assignment
400 UNION AVE SE STE 115, OLYMPIA, WA 98501(281) 249-1269 Get Directions Write a Review

NPPES record last updated: May 9, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: May 9, 2026, Apr 29, 2026, Jan 8, 2026 and 5 more (8 updates tracked since 2020).

About Dr. Doreen Phillips Aprn NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. DOREEN PHILLIPS APRN (NPI 1942831565) is an individual psychiatric/mental health provider in Olympia, Washington, licensed in Washington (AP61160521) and active in the NPI registry since February 2020. She is enrolled in Medicare PECOS, is affiliated with Nantucket Cottage Hospital, and maintains 8 additional practice locations.

NPPES Registry Identity

NPI1942831565
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameDR. DOREEN PHILLIPSCredential: APRN
Location Address400 UNION AVE SE STE 115Olympia, WA 98501-2059
Mailing Address300 Baker Ave Ste 300Concord, MA 01742-2124 · (833) 744-5935 · Fax (833) 777-6653
Sole ProprietorYes
Medical School CMSUniversity Of The Incarnate Word School Of Osteo MedicineGraduated 2020
Enumeration DateFebruary 1, 2020
Last NPPES UpdateMay 9, 20268 updates tracked since enumeration
NPPES CertifiedMay 9, 2026
NPI 1942831565 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
Licenses Licensed in WA · AP61160521 Licensed in MA · RN2352002 Licensed in CA · NP95020768 Licensed in TX · 1034616 Licensed in CA · RN95280740 Licensed in AZ · 258356 Licensed in IL · 209023667
Also ListedRegistered Nurse · Case ManagementTaxonomy 163WC0400X · License 859555 (TX)
Also ListedRegistered Nurse · Psychiatric/Mental HealthTaxonomy 163WP0808X · License 859555 (TX)
400 UNION AVE SE STE 115, Olympia, WA 98501

Secondary Practice Locations 8

Location 1109 W 27th St Rm 5SNew York, NY 10001-6208 · Phone (917) 634-5311
Location 2400 Union Ave SEOlympia, WA 98501-2059 · Phone (917) 634-5311
Location 366 E Main StWestminster, MD 21157-5008 · Phone (917) 634-5311
Location 42373 Central Park Blvd Unit 100Denver, CO 80238-2300 · Phone (917) 634-5311
Location 5206 N Randolph StChampaign, IL 61820-3949 · Phone (917) 634-5311
Location 64435 E Chandler BlvdPhoenix, AZ 85048-7649 · Phone (917) 634-5311
Location 7100 Pine StSan Francisco, CA 94111-5102 · Phone (917) 634-5311
Location 8300 Baker AveConcord, MA 01742-2131 · Phone (917) 634-5311

Accepted Insurance

Medicare Participation & PECOS Enrollment Status

Doreen Phillips is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Doreen Phillips is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 8123424181

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20220623000582, I20250805000450

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

This service was performed 18 times for 12 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

This service was performed 27 times for 15 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

This service was performed 26 times for 14 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $22.07 for a new patient copayment and $25.19 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 98501 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $88.29
  • Minimum New Patient Price $57.27
  • Maximum New Patient Price $172.8
  • Average New Patient Copayment $22.07
  • Minimum New Patient Copayment $14.31
  • Maximum New Patient Copayment $43.2

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $100.78
  • Minimum Established Patient Price $18.56
  • Maximum Established Patient Price $141.11
  • Average Established Patient Copayment $25.19
  • Minimum Established Patient Copayment $4.64
  • Maximum Established Patient Copayment $35.27

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Doreen Phillips is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
NANTUCKET COTTAGE HOSPITAL57 PROSPECT STREET
NANTUCKET, MA 02554
(508) 228-1200Acute Care Hospitals

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Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1942831565, enumerated as an "individual" on February 01, 2020.

The provider is located at 400 UNION AVE SE STE 115 OLYMPIA, WA 98501 and the phone number is (281) 249-1269.

Nurse Practitioner with taxonomy code 363LP0808X and a focus in Psychiatric/Mental Health.

The provider might be accepting Accepts: Anthem Blue Cross and Blue Shield, Blue Cross and. Please consult your insurance carrier or call the provider to verify.

Doreen Phillips is affiliated with: NANTUCKET COTTAGE HOSPITAL.