Quick answers
- Which hospitals does Harry Macdannald work at?
- Medicare's official clinician data lists Harry Macdannald at 2 hospitals: John Muir Medical Center - Walnut Creek Campus and Mercy Medical Center Redding. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Harry Macdannald see patients?
- Medicare's clinician data lists 2 practice locations, including Walnut Creek, CA and Milpitas, CA. Call before your visit to confirm the address.
- What is Harry Macdannald's specialty?
- Medicare lists Pulmonary Disease as the primary specialty, and also Cardiovascular Disease (Cardiology) and Sleep Medicine.
- Does Harry Macdannald accept Medicare assignment?
- Yes. Medicare's clinician data says Harry Macdannald accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Harry Macdannald offer telehealth?
- Medicare's clinician data says Harry Macdannald offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Harry Macdannald?
- (925) 685-4224, as listed in official Medicare / NPI Registry data.
- What is Harry Macdannald's NPI number?
- 1306895313. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Harry Macdannald works
Medicare's Facility Affiliation Data lists Harry Macdannald at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- John Muir Medical Center - Walnut Creek CampusWalnut Creek, CA · Acute Care Hospital · CCN 050180
- Mercy Medical Center ReddingRedding, CA · Acute Care Hospital · CCN 050280
Practice locations
Addresses where Harry Macdannald is enrolled with Medicare (CMS data updated 2026-10-02).
- 215 Lennon Ln, Suite 200Walnut Creek, CA 94598 (925) 685‑4224
- 995 Montague Expy, Suite 218Milpitas, CA 95035 (925) 685‑4224
Group practices
Medicare enrollment lists Harry Macdannald as a member of this group (CMS data updated 2026-10-02).
- Jiva Health Inc51 clinicians in the group
Specialties
Other pulmonologists in Walnut Creek
Clinicians with the same Medicare primary specialty in Walnut Creek, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Davis School Of Medicine |
| Graduation year | 1972 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1306895313 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians