JACOB HADWEN
NPI 1225869076
Psychologist in Washington, DC

Active since August 13, 2024PECOS Enrolled
2727 29TH ST NW APT 411, WASHINGTON, DC 20008(202) 446-8228 Get Directions Write a Review

NPPES record last updated: March 24, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Mar 24, 2026, Jun 27, 2025, Aug 13, 2024 (3 updates tracked since 2024).

About Jacob Hadwen NPPES

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

JACOB HADWEN (NPI 1225869076) is an individual psychologist in Washington, District Of Columbia, licensed in District Of Columbia (PSYA200001316) and active in the NPI registry since August 2024. He is enrolled in Medicare PECOS, maintains a secondary practice location in Mc Lean, and is a graduate of George Washington University School Of Medicine (2025).

NPPES Registry Identity

NPI1225869076
Entity TypeIndividualMale
Primary Taxonomy103T00000X
Provider Legal NameJACOB HADWEN
Location Address2727 29TH ST NW APT 411Washington, DC 20008-5542
Mailing Address2727 29th St Nw Apt 411Washington, DC 20008-5542 · (202) 446-8228
Sole ProprietorNo
Medical School CMSGeorge Washington University School Of MedicineGraduated 2025
Enumeration DateAugust 13, 2024
Last NPPES UpdateMarch 24, 20263 updates tracked since enumeration
NPPES CertifiedMarch 24, 2026
NPI 1225869076 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologistBehavioral Health & Social Service Providers
Taxonomy Code103T00000X
Licenses Licensed in DC · PSYA200001316 Licensed in VA · 0810008804
Definition

A psychologist is an individual who is licensed to practice psychology which is defined as the observation, description, evaluation, interpretation, and modification of human behavior by the application of psychological principles, methods, and procedures, for the purpose of preventing or eliminating symptomatic, maladaptive, or undesired behavior and of enhancing interpersonal relationships, work and life adjustment, personal effectiveness, behavioral health, and mental health. The practice of psychology includes, but is not limited to, psychological testing and the evaluation or assessment of personal characteristics, such as intelligence, personality, abilities, interests, aptitudes, and neuropsychological functioning; counseling, psychoanalysis, psychotherapy, hypnosis, biofeedback, and behavior analysis and therapy; diagnosis and treatment of mental and emotional disorder or disability, alcoholism and substance abuse, disorders of habit or conduct, as well as of the psychological aspects of physical illness, accident, injury, or disability; and psycheducational evaluation, therapy, remediation, and consultation. Psychological services may be rendered to individuals, families, groups and the public.

2727 29TH ST NW APT 411, Washington, DC 20008

Secondary Practice Location 1

Location 17921 Jones Branch Dr Ste 311Mc Lean, VA 22102-3334 · Phone (703) 772-4428 · Fax (571) 384-6309

Other Identifiers 1

Medicaid30018211770001VA

Accepted Insurance

Medicare Participation & PECOS Enrollment Status

Jacob Hadwen is registered with Medicare but may not accept claims assignment. If you are a Medicare beneficiary call and confirm with the provider before seeking any services.

Jacob Hadwen 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 and Durable Medical Equipment (DME).

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: 5698281657

    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: I20250717004373

    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? Maybe

    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): No

  • Eligible to Order or Refer Power Mobility Devices: No

Reviews for JACOB HADWEN

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Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1225869076, enumerated as an "individual" on August 13, 2024.

The provider is located at 2727 29TH ST NW APT 411 WASHINGTON, DC 20008 and the phone number is (202) 446-8228.

Psychologist with taxonomy code 103T00000X.

The provider might be accepting Accepts: Providence Health Plan, Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.