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Referrals and Coordination With Primary Care and Specialists

How to keep your doctors and any naturopathic or integrative practitioner informed, what to share, why people often do not disclose, and how referrals can work in both directions.

Content last updated . This page has not been medically reviewed.

Why coordination matters

Different clinicians may not know what the others have recommended. That matters because some complementary approaches can have an effect on conventional medicine, as NCCIH puts it. [3] In cancer care, a systematic review of 21 studies found 20% to 77% of patients using complementary medicine did not tell their doctors, most often because the doctor did not ask, or the patient expected disapproval or thought it irrelevant. [4] A 2023 review of 30 articles (8,721 participants) found nondisclosure common and warned that the lack of dialogue raises the risk of adverse interactions with conventional cancer treatments. [5] Those reviews focused on cancer, and many included studies were small and from one center or region, so findings may not apply to every setting. [5]

What to share, and with whom

NCCIH's advice for patients:
  • List every complementary practice you use on your patient history form. [3]
  • Tell your providers at each visit, including over-the-counter medicines, prescriptions, and dietary and herbal supplements. [3]
  • Do not wait to be asked. [3]
  • Tell all your providers about the complementary approaches you use and about all practitioners treating you. [6]
WhoWhat they can usefully know
Primary care clinicianAll supplements, herbs, special diets, fasting programs, tests you have had, and treatments planned
Specialist (for example cardiology, oncology, endocrinology)Anything that could affect your medicines or procedures, and anything a practitioner has told you to stop or start
PharmacistEvery product you take, including herbal medicines; the NHS advises checking with a pharmacist before taking a herbal medicine if you already take other medicine. [2]
Naturopathic or integrative practitionerYour diagnoses, medicines, recent test results and who else treats you

For before-surgery and multi-medicine concerns, see integrative care with multiple medicines or before surgery and supplement and herb interactions.

How referrals can work in each direction

  • From your doctor to a practitioner. NCCIH suggests first asking your doctor or other health care provider for names of practitioners in your area; a nearby hospital or medical school, professional organizations, state regulatory agencies or licensing boards may also help. [6] We do not list or recommend practitioners.
  • From a practitioner to conventional care. NCCIH says naturopathic practitioners may, if appropriate, refer patients to conventional health care providers. [7] Ask early how a practitioner decides when to refer, and what they do if tests or symptoms need urgent attention.
  • Between clinicians. NCCIH advises finding out whether the practitioner is willing to work together with your conventional health care providers. [6] Ask whether they will share notes or test results if you give permission.

What scope and title differences mean for coordination

Titles and licensing differ by place. NCCIH says licensed naturopathic doctors can diagnose, which may include history, exams, lab tests and imaging, while traditional naturopaths are not eligible for licensing. [7] The scope of practice varies by state. [7] In the US there is no standardized national system for credentialing complementary health practitioners. [8] In England, the NHS says other complementary therapists and herbal medicine practitioners do not need to be registered by law, and suggests choosing one registered with a professional organization accredited by the Professional Standards Authority. [2] A license or certificate is not a guarantee of being qualified. [8] Details by place are in how to verify a credential and scope of practice.

Cost and insurance

NCCIH advises not assuming that insurance covers a practitioner's services; contact your insurer and ask. [6] Ask whether tests ordered by a practitioner will be reviewed by your doctor, and who pays for repeat testing. See costs, packages and supplement sales.

Frequently asked questions

Should I tell my doctor about supplements and herbs?

Yes. NCCIH advises telling every provider about complementary approaches you use, including supplements, because some can affect conventional medicine. [3]

Why do people not tell their doctors?

In cancer care reviews, main reasons included the doctor not asking and the patient expecting disapproval or thinking it irrelevant. [4]

Will a naturopathic doctor refer me to my doctor?

NCCIH says naturopathic practitioners may refer patients to conventional providers if appropriate. [7] Ask the practitioner how they decide.

How do I find a practitioner who will cooperate with my doctor?

Ask your doctor, hospital, professional organizations or licensing boards for names, and ask the practitioner if they will work with your other providers. [6]

Can I use a practitioner's advice instead of my specialist's?

Do not replace or stop prescribed treatment without talking to your doctor. [2]

More details: evidence, limits and cautions

The details behind this page: cautions, limits of the evidence and where sources disagree. Open any note to read it.

Safety first
A naturopathic or integrative visit is not a substitute for urgent care. For stroke signs such as face drooping, arm weakness or trouble speaking, MedlinePlus says to call 911 or the local emergency number right away. [1] For serious or worsening symptoms, see a doctor first. See never delay medical care for the symptoms to take to a doctor. Do not stop a prescribed medicine without first talking to your doctor. [2]
Cancer, children, pregnancy and long-term conditions
References
  1. Stroke, MedlinePlus, US National Library of Medicine. Read 2026-10-22.
  2. Herbal medicines and complementary therapies, NHS (England), page last reviewed 1 May 2026. Read 2026-10-22.
  3. 4 Tips: Start Talking With Your Health Care Providers About Complementary Health Approaches, NCCIH. Read 2026-10-22.
  4. Cancer patient disclosure and patient-doctor communication of complementary and alternative medicine use: a systematic review, The Oncologist, 2012. Read 2026-10-22.
  5. Communication Between Cancer Patients and Physicians About Complementary and Alternative Medicine: A Systematic Review, Journal of Integrative and Complementary Medicine, 2023. Read 2026-10-22.
  6. 6 Things To Know When Selecting a Complementary Health Practitioner, NCCIH. Read 2026-10-22.
  7. Naturopathy, NCCIH (page last updated April 2025). Read 2026-10-22.
  8. Credentialing, Licensing, and Education, NCCIH (page last updated May 2018, so state counts may have changed). Read 2026-10-22.
Education, not medical advice. This page is for general information. It does not diagnose or treat any condition and is not a substitute for care from a qualified health professional. Natural does not automatically mean safe. Ask a clinician or pharmacist before changing your care, especially if you take medication, are pregnant or breastfeeding, or have a health condition.