Tiffany Herrero, MD
NPI 1609140524 · Maternal & Fetal Medicine Physician · Palo Alto, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tiffany Herrero, MD is a Maternal & Fetal Medicine Physician provider in Palo Alto, CA (NPI 1609140524).
Provider details
- NPI number
- 1609140524
- Entity type
- Individual
- Primary specialty
- Maternal & Fetal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A119846 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-02-24
- Last updated
- 2024-04-26
- Certified
- 2024-04-26
Frequently asked questions
- What is Tiffany Herrero's NPI number?
- Tiffany Herrero's National Provider Identifier (NPI) is 1609140524, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tiffany Herrero's specialty?
- Tiffany Herrero is listed in the NPPES registry with a primary specialty of Maternal & Fetal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Tiffany Herrero located?
- Tiffany Herrero's practice location on file with NPPES is 300 Pasteur Dr, Palo Alto, CA 94305-2200.
- What is Tiffany Herrero's phone number?
- The practice phone number listed in the NPPES registry for Tiffany Herrero is (650) 723-4000.
- Does Tiffany Herrero accept Medicare?
- Tiffany Herrero is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tiffany Herrero's NPI active?
- Yes — Tiffany Herrero's NPI (1609140524) is active in the NPPES registry as of the last update on 2024-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.