Barbara Mathews, M.D.
NPI 1619040821 · Obstetrics & Gynecology Physician · Santa Barbara, CA
Barbara Mathews, M.D. is a Obstetrics & Gynecology Physician provider in Santa Barbara, CA (NPI 1619040821).
Provider details
- NPI number
- 1619040821
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- G24806 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 125 | 47 |
| Progesterone, Micronizedbrand: Progesterone | 56 | 15 |
| Estradiolbrand: Yuvafem | 38 | 15 |
| Estradiolbrand: Estradiol (once Weekly) | 37 | — |
| Valacyclovir Hclbrand: Valacyclovir | 26 | 13 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 21 | 15 |
| Estradiolbrand: Estring |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$365 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-16
- Last updated
- 2007-07-08
Frequently asked questions
- What is Barbara Mathews's NPI number?
- Barbara Mathews's National Provider Identifier (NPI) is 1619040821, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Barbara Mathews's specialty?
- Barbara Mathews is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Barbara Mathews located?
- Barbara Mathews's practice location on file with NPPES is 2235 De La Vina St, Santa Barbara, CA 93105-3815.
- What is Barbara Mathews's phone number?
- The practice phone number listed in the NPPES registry for Barbara Mathews is (805) 687-7778.
- Is Barbara Mathews's NPI active?
- Yes — Barbara Mathews's NPI (1619040821) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.