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NPI-verified · Jul 2026Primary Care · PhoenixPublic · unclaimed

John Marshall, M.D.

Dr. John Marshall and Dr. Priyanka Costa Hennis lead John Marshall, M.D., P.L.L.C., a primary care practice in Phoenix, in practice for 15 years. Contact the office directly for current services, hours, and accepted insurance.

Specialty
Primary Care
Established
~15 years
Services

Care topics associated with this practice

Improve your relationshipsRealize Your Wellness GoalsOvercome limiting beliefs and behaviorsIncrease your confidence and self-esteemImprove your decision-making skillsAchieve greater work-life balancee-Books

For a current, complete list of services, contact the practice directly.

Providers

Providers at this practice

JM
John Marshall, MD
Family Medicine
Location

Getting there

Address
3811 E BELL RD Suite 106
City
Phoenix, AZ 85032
Get directions
Verification

Where this profile comes from

City Select profiles begin with public registry data and are checked before publishing. Featured placements are labeled and never change the facts on a profile.

Source
NPI registry
Last verified
Jul 6, 2026
NPI
1013298868
Ranking policy
No pay-to-rank

City Select is free for patients, always — and any practice can claim its listing to correct a detail. Nothing a practice buys changes the directory order or the facts on this page.

Questions

What people search about John Marshall, M.D..

Common questions about this practice. For current insurance, hours, and availability, contact the practice directly — those details change and the office is the most reliable source.

John Marshall, M.D., P.L.L.C. is located at 3811 E BELL RD Suite 106, Phoenix, AZ 85032, in the Phoenix area.

You can reach John Marshall, M.D., P.L.L.C. by phone at 6024826100. For appointment scheduling, insurance questions, and accepting-new-patients status, call directly — these details change frequently and the practice is the most reliable source.

John Marshall, M.D., P.L.L.C. offers services including Improve your relationships, Realize Your Wellness Goals, Overcome limiting beliefs and behaviors, Increase your confidence and self-esteem, Improve your decision-making skills, Achieve greater work-life balance, e-Books. For the current, complete list, contact the practice directly.

John Marshall, M.D., P.L.L.C. has been registered as a practice for approximately 15 years (NPI enumeration on file). Operational history may extend beyond the NPI registration date.

Insurance acceptance varies by plan and changes over time. John Marshall, M.D., P.L.L.C. can confirm whether your specific plan is accepted — call 6024826100 before scheduling.

New-patient availability changes throughout the year. John Marshall, M.D., P.L.L.C. can confirm current availability by phone at 6024826100.

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