Dr. Ruth Ann Crystal, MD
- Publications
- 2
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 3200 Middlefield Rd, Palo Alto, CA 94306-3046
- Practice phone
- Call (650) 858-6800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Ruth Ann Crystal, M.D.
Physician office · Palo Alto, California
Find Dr. Crystal'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.
Dr. Ruth Ann Crystal is an OB-GYN in Palo Alto, California
Dr. Crystal practices at Ruth Ann Crystal, M.D. in Palo Alto, California.
Dr. Crystal's NPI, 1396792651, was assigned on May 30, 2006. Dr. Crystal graduated from Stanford University School Of Medicine in 1994. Dr. Crystal's California license number on file is A54873.
- NPI
- 1396792651NPI Registry (opens in a new tab)
- NPI enumeration date
- May 30, 2006
- NPI status
- Active
- Practice phone
- (650) 858-6800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Ruth Ann Crystal practices at Ruth Ann Crystal, M.D. in Palo Alto, California
Dr. Crystal's primary practice is Ruth Ann Crystal, M.D., at 3200 Middlefield Rd, Palo Alto, CA 94306-3046. The practice phone is (650) 858-6800.
- Ruth Ann Crystal, M.D.3200 Middlefield Rd, Palo Alto, CA 94306-3046Phone(650) 858-6800
Source: Dmand AI Affiliation Data
Dr. Ruth Ann Crystal is affiliated with 1 site of care
Dr. Crystal's primary practice is Ruth Ann Crystal, M.D. in Palo Alto, California.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Ruth Ann Crystal's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Crystal practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ruth Ann Crystal, M.D. | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ruth Ann Crystal is one of 4,642 OB-GYNs in California
Obstetrics and gynecology is Dr. Crystal's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Crystal is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dr. Crystal has a license on file in California.
Specialties and state licenses
- Obstetrics and gynecology, CaliforniaPrimary
OB-GYNs near Dr. Crystal
Counts of OB-GYNs 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
Dr. Ruth Ann Crystal's patients have a median age of 39
Across all payers, Dmand AI patient panel data puts Dr. Crystal's median patient age at 39, with 100% women.
Dr. Crystal's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women100%
- Men0%
Source: Dmand AI Patient Panel Data
Dr. Ruth Ann Crystal has 2 publications on record
Dmand AI links 2 papers to Dr. Crystal in 2024. Dr. Crystal's most frequent co-authors are Maurice L. Druzin, William Douglas Rhine, MD and Salli Tazuke, MD.
Dr. Crystal's most frequent co-authors
- Maurice L. Druzin1 shared paper
- William Douglas Rhine, MD1 shared paper
- Salli Tazuke, MD1 shared paper
Recent publications by Dr. Crystal
See who Dr. Crystal researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Crystal works with, so you can find a warm path to the right OB-GYNs.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ruth Ann Crystal has 1 award and honors on record
Dmand AI lists 1 award for Dr. Crystal.
Awards and honors for Dr. Crystal
- Undated
- ACOG Fellow
Source: Dmand AI Professional Profile Data
Dr. Ruth Ann Crystal graduated from Stanford University School Of Medicine
Dr. Crystal graduated from Stanford University School Of Medicine in 1994. Dr. Crystal is a member of American College of Obstetricians and Gynecologists.
- Medical school
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Sources for Dr. Ruth Ann Crystal'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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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 Dr. Ruth Ann Crystal
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Ruth Ann Crystal's NPI number?
Dr. Ruth Ann Crystal's NPI number is 1396792651. It was assigned on May 30, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ruth Ann Crystal?
Dr. Ruth Ann Crystal is an OB-GYN in Palo Alto, California. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).
Where does Dr. Ruth Ann Crystal practice?
Dr. Crystal practices at 3200 Middlefield Rd, Palo Alto, CA 94306-3046. Dr. Crystal's primary practice is Ruth Ann Crystal, M.D. in Palo Alto, California.
What is Dr. Ruth Ann Crystal's office phone number?
The practice phone on file for Dr. Crystal is (650) 858-6800.
What is Dr. Ruth Ann Crystal's medical license number?
Dr. Crystal's California license number on file is A54873.
Is Dr. Ruth Ann Crystal board certified?
Yes. Dr. Crystal is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
Where did Dr. Ruth Ann Crystal go to medical school?
Dr. Crystal graduated from Stanford University School Of Medicine in 1994.
How long has Dr. Ruth Ann Crystal been practicing?
Dr. Crystal graduated from medical school in 1994, 32 years ago.
Does Dr. Ruth Ann Crystal do research?
Dmand AI links 2 publications to Dr. Crystal.
Who does Dr. Ruth Ann Crystal publish with?
Dr. Crystal's most frequent co-authors are Maurice L. Druzin (1 shared paper), William Douglas Rhine, MD (1 shared paper) and Salli Tazuke, MD (1 shared paper).
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