What is Angela Chan's NPI number?

Angela Chan's National Provider Identifier (NPI) is 1366805798, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Angela Chan's specialty?

Angela Chan is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).

Where is Angela Chan located?

Angela Chan's practice location on file with NPPES is 600 Mamaroneck Ave, Harrison, NY 10528-1635.

What is Angela Chan's phone number?

The practice phone number listed in the NPPES registry for Angela Chan is (914) 723-8100.

Does Angela Chan accept Medicare?

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

Is Angela Chan's NPI active?

Yes — Angela Chan's NPI (1366805798) is active in the NPPES registry as of the last update on 2023-05-03.

IndividualActiveAccepts Medicare

Angela Chan, M.D.

NPI 1366805798 · Allergy & Immunology Physician · Harrison, NY

Angela Chan, M.D. is a Allergy & Immunology Physician provider in Harrison, NY (NPI 1366805798).

Provider details

NPI number: 1366805798
Entity type: Individual
Primary specialty: Allergy & Immunology PhysicianAllopathic & Osteopathic Physicians
Credential: M.D.
Sex: Female
Sole proprietor: No
License: 298394 (NY)

Practice location

600 Mamaroneck Ave

Harrison, NY 10528-1635

Phone: (914) 723-8100

Approximate (ZIP-level) locationGet directions

More NY providers

Mailing address

600 Mamaroneck Ave

Harrison, NY 10528-1635

Specialties & taxonomies

Allergy & Immunology PhysicianPrimary207K00000XLicense 298394 (NY)
Allopathic & Osteopathic Physicians
Pediatrics Physician208000000XLicense 298394 (NY)
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Practitioner - Allergy/Immunology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(58/100 index)

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

Registry tenure25% of score
10 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
353 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)
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	105	$154
Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215	54	$218
New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204	47	$202
Injection of Drug Or Substance Under Skin Or Into Muscle96372	44	$17
New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205	39	$266
Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Levocetirizine Dihydrochloride	109	28
Montelukast Sodium	96	37
Tezepelumab-Ekkobrand: Tezspire	53	—
Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta	50	11
Azelastine Hcl	37	16
Fluticasone/Vilanterolbrand: Breo Ellipta	31	—
Epinephrine	26	22

Transparency — industry payments

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

$35 across 2 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.

Enumerated: 2016-04-02
Last updated: 2023-05-03
Certified: 2023-05-03

Frequently asked questions

What is Angela Chan's NPI number?: Angela Chan's National Provider Identifier (NPI) is 1366805798, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Angela Chan's specialty?: Angela Chan is listed in the NPPES registry with a primary specialty of Allergy & Immunology Physician (Allopathic & Osteopathic Physicians).
Where is Angela Chan located?: Angela Chan's practice location on file with NPPES is 600 Mamaroneck Ave, Harrison, NY 10528-1635.
What is Angela Chan's phone number?: The practice phone number listed in the NPPES registry for Angela Chan is (914) 723-8100.
Does Angela Chan accept Medicare?: Angela Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Angela Chan's NPI active?: Yes — Angela Chan's NPI (1366805798) is active in the NPPES registry as of the last update on 2023-05-03.

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)
Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214	105	$154
Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215	54	$218
New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204	47	$202
Injection of Drug Or Substance Under Skin Or Into Muscle96372	44	$17
New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205	39	$266
Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count

What this provider prescribes (Medicare Part D)

Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.

Drug	Part D claims (2024)	Beneficiaries
Levocetirizine Dihydrochloride	109	28
Montelukast Sodium	96	37
Tezepelumab-Ekkobrand: Tezspire	53	—
Fluticasone/Umeclidin/Vilanterbrand: Trelegy Ellipta	50	11
Azelastine Hcl	37	16
Fluticasone/Vilanterolbrand: Breo Ellipta	31	—
Epinephrine	26	22

Transparency — industry payments

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

$35 across 2 records (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