What is Emma Holbrook's NPI number?

Emma Holbrook's National Provider Identifier (NPI) is 1255087102, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Emma Holbrook's specialty?

Emma Holbrook is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).

Where is Emma Holbrook located?

Emma Holbrook's practice location on file with NPPES is 5555 Grossmont Center Dr, La Mesa, CA 91942-3019.

What is Emma Holbrook's phone number?

The practice phone number listed in the NPPES registry for Emma Holbrook is (619) 740-4800.

Does Emma Holbrook accept Medicare?

Emma Holbrook is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Emma Holbrook's NPI active?

Yes — Emma Holbrook's NPI (1255087102) is active in the NPPES registry as of the last update on 2025-07-16.

IndividualActiveAccepts Medicare

Emma Holbrook

NPI 1255087102 · Physician Assistant · La Mesa, CA

Emma Holbrook is a Physician Assistant provider in La Mesa, CA (NPI 1255087102).

Provider details

NPI number: 1255087102
Entity type: Individual
Primary specialty: Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Sex: Female
Sole proprietor: Yes
License: PA62629 (CA)

Practice location

5555 Grossmont Center Dr

La Mesa, CA 91942-3019

Phone: (619) 740-4800

Street-level locationGet directions

More CA providers

Mailing address

5555 Grossmont Center Dr

La Mesa, CA 91942-3019

Specialties & taxonomies

Physician AssistantPrimary363A00000XLicense PA62629 (CA)
Physician Assistants & Advanced Practice Nursing Providers

Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(75/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure25% of score
4 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
5,088 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 methodology.

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)
Removal of Impacted Ear Wax69210	1,324	$14
Diagnostic Exam of Nasal Passages Using an Endoscope31231	1,297	$35
Diagnostic Exam of Voice Box Using an Endoscope31525	987	$140
Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308	916	$66
Initial Nursing Facility Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99304	414	$70
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	85

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Quetiapine Fumarate	41	20
Olanzapine	32	22
Gabapentin	24	12
Buspirone Hcl	21	13
Aripiprazole	19	13
Pantoprazole Sodium	19	12
Benztropine Mesylate	18	16

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$24 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.

Enumerated: 2022-03-01
Last updated: 2025-07-16
Certified: 2025-07-16

Frequently asked questions

What is Emma Holbrook's NPI number?: Emma Holbrook's National Provider Identifier (NPI) is 1255087102, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Emma Holbrook's specialty?: Emma Holbrook is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
Where is Emma Holbrook located?: Emma Holbrook's practice location on file with NPPES is 5555 Grossmont Center Dr, La Mesa, CA 91942-3019.
What is Emma Holbrook's phone number?: The practice phone number listed in the NPPES registry for Emma Holbrook is (619) 740-4800.
Does Emma Holbrook accept Medicare?: Emma Holbrook is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Emma Holbrook's NPI active?: Yes — Emma Holbrook's NPI (1255087102) is active in the NPPES registry as of the last update on 2025-07-16.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

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)
Removal of Impacted Ear Wax69210	1,324	$14
Diagnostic Exam of Nasal Passages Using an Endoscope31231	1,297	$35
Diagnostic Exam of Voice Box Using an Endoscope31525	987	$140
Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308	916	$66
Initial Nursing Facility Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99304	414	$70
Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232	85

Drug

Part D claims (2024)

Beneficiaries

Olanzapine

Buspirone Hcl

Benztropine Mesylate

Transparency — industry payments

Based on CMS Open Payments, 2024; not all care is captured.

$24 across 1 record (Open Payments 2024)

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Transparency — industry payments

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Transparency — industry payments