Heidi A. Terwey, PA-C
- Hospital affiliations
- 1
- Industry payments
- $28
- State license
- 1
- Year NPI issued
- 2008
- Practice address
- 725 Welch Road, Palo Alto, CA 94304
- Practice phone
- Call (650) 497-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Heidi Terwey's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Heidi A. Terwey is a physician assistant in Palo Alto, California
Heidi Terwey practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University.
Heidi Terwey's NPI, 1871761445, was assigned on February 15, 2008. Heidi Terwey holds California license PA16328.
- NPI
- 1871761445NPI Registry (opens in a new tab)
- NPI enumeration date
- February 15, 2008
- NPI status
- Active
- Practice phone
- (650) 497-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Heidi A. Terwey practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California
Heidi Terwey's primary practice is Lucile Packard Children's Hospital Stanford, at 725 Welch Road, Palo Alto, CA 94304 in Santa Clara County. The practice phone is (650) 497-8000.
- Lucile Packard Children's Hospital Stanford725 Welch Road, Palo Alto, CA 94304 · Santa Clara CountyPhone(650) 497-8000
Source: Dmand AI Affiliation Data
Heidi A. Terwey is affiliated with 1 site of care
Heidi Terwey's primary practice is Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Heidi A. Terwey's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Heidi Terwey practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lucile Packard Children's Hospital Stanford | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Stanford University and 6.2K+ hospitals, with verified contacts in the same login.
Heidi A. Terwey is one of 11,482 physician assistants in California
Physician assistant is Heidi Terwey's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Heidi Terwey is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA). Heidi Terwey is licensed in California.
Specialties and state licenses
- Physician assistant, CaliforniaPrimary
Physician assistants near Heidi Terwey
Counts of physician assistants with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Heidi A. Terwey's patients have a median age of 14
Across all payers, Dmand AI patient panel data puts Heidi Terwey's median patient age at 14, with 48% women.
Heidi Terwey's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 14
Patient panel by sex, all payers
- Women48%
- Men52%
Source: Dmand AI Patient Panel Data
Heidi A. Terwey received $28 in industry payments in 2025
CMS Open Payments shows 1 general payment to Heidi Terwey from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Terumo Medical Corporation paid the most, $28.
Companies that paid Heidi Terwey the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Heidi A. Terwey is board certified in certified physician assistant
- Board certified in certified physician assistant
Source: Dmand AI Professional Profile Data
Sources for Heidi A. Terwey's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Heidi A. Terwey
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Heidi A. Terwey's NPI number?
Heidi A. Terwey's NPI number is 1871761445. It was assigned on February 15, 2008, and it is active in the NPI Registry.
What does Heidi A. Terwey specialize in?
Heidi A. Terwey is a physician assistant in Palo Alto, California. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Heidi A. Terwey practice?
Heidi Terwey practices at 725 Welch Road, Palo Alto, CA 94304. Heidi Terwey's primary practice is Lucile Packard Children's Hospital Stanford in Palo Alto, California, part of Stanford University.
What is Heidi A. Terwey's office phone number?
The practice phone on file for Heidi Terwey is (650) 497-8000.
What is Heidi A. Terwey's medical license number?
Heidi Terwey holds California license PA16328.
Which hospitals is Heidi A. Terwey affiliated with?
Heidi Terwey practices at Lucile Packard Children's Hospital Stanford in Palo Alto, California.
Is Heidi A. Terwey board certified?
Yes. Heidi Terwey is board certified in certified physician assistant by the National Commission on Certification of Physician Assistants (NCCPA).
Has Heidi A. Terwey received payments from drug or device companies?
CMS Open Payments shows $28 in general payments to Heidi Terwey from 1 company from 2025 to 2025. The largest total came from Terumo Medical Corporation.
How long has Heidi A. Terwey been practicing?
Heidi Terwey's NPI was assigned in 2008.
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