Mary Kerr, M.D.
NPI 1700900917 · Specialist · Los Angeles, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Kerr, M.D. is a Specialist provider in Los Angeles, CA (NPI 1700900917).
Provider details
- NPI number
- 1700900917
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A65874 (CA)
Specialties & taxonomies
Other Service Providers
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
374 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 79 | $194 |
| Screening Papanicolaou Smear; Obtaining, Preparing and Conveyance of Cervical Or Vaginal Smear to LaboratoryQ0091 | 74 | $49 |
| Cervical Or Vaginal Cancer Screening; Pelvic and Clinical Breast ExaminationG0101 | 71 | $42 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 56 | $137 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 35 | $99 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 56 | 38 |
| Estradiol | 55 | 25 |
| Trazodone Hcl | 41 | 14 |
| Valacyclovir Hclbrand: Valacyclovir | 38 | 19 |
| Metformin Hclbrand: Metformin Hcl Er | 37 | 14 |
| Levothyroxine Sodium | 36 | 11 |
| Ciprofloxacin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$763 across 44 records (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
- 2007-03-16
- Last updated
- 2025-06-16
- Certified
- 2025-06-16
Frequently asked questions
- What is Mary Kerr's NPI number?
- Mary Kerr's National Provider Identifier (NPI) is 1700900917, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Kerr's specialty?
- Mary Kerr is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Mary Kerr located?
- Mary Kerr's practice location on file with NPPES is 822 S Robertson Blvd Ste 304, Los Angeles, CA 90035-1632.
- What is Mary Kerr's phone number?
- The practice phone number listed in the NPPES registry for Mary Kerr is (310) 275-3440.
- Does Mary Kerr accept Medicare?
- Mary Kerr is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Kerr's NPI active?
- Yes — Mary Kerr's NPI (1700900917) is active in the NPPES registry as of the last update on 2025-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.