Esther Lamb, PA
NPI 1700917770 · Physician Assistant · Costa Mesa, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Esther Lamb, PA is a Physician Assistant provider in Costa Mesa, CA (NPI 1700917770).
Provider details
- NPI number
- 1700917770
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- PA17822 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
122 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 122 | $86 |
Typical Medicare-allowed amounts for these services range $86–$86 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Anastrozole | 101 | 42 |
| Lipase/Protease/Amylasebrand: Creon | 76 | 19 |
| Ondansetronbrand: Ondansetron Odt | 57 | 31 |
| Letrozole | 49 | 20 |
| Prochlorperazine Maleate | 49 | 33 |
| Potassium Chloride | 40 | 12 |
| Tamoxifen Citrate | 39 | 16 |
| Ondansetron Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$846 across 20 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
Additional practice locations (1)
- 1640 Newport Blvd Ste 370Costa Mesa, CA 92627Phone: (949) 288-5701Fax: (949) 629-3806
Registry dates
- Enumerated
- 2007-03-08
- Last updated
- 2019-07-26
Frequently asked questions
- What is Esther Lamb's NPI number?
- Esther Lamb's National Provider Identifier (NPI) is 1700917770, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Esther Lamb's specialty?
- Esther Lamb is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Esther Lamb located?
- Esther Lamb's practice location on file with NPPES is 1640 Newport Blvd Ste 370, Costa Mesa, CA 92627.
- What is Esther Lamb's phone number?
- The practice phone number listed in the NPPES registry for Esther Lamb is (949) 288-5701.
- Does Esther Lamb accept Medicare?
- Esther Lamb is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Esther Lamb's NPI active?
- Yes — Esther Lamb's NPI (1700917770) is active in the NPPES registry as of the last update on 2019-07-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.