SEO ANGELA CHOI D.O.
NPI 1164803391
Family Medicine - Geriatric Medicine in Greenwich, CT

Q: What is Seo Choi's NPI number?

The NPI number for Seo Choi is 1164803391. It was assigned to this individual provider in the NPPES registry on June 12, 2015.

Q: What is Seo Choi's specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Geriatric Medicine, with taxonomy code 207QG0300X.

Q: When was this NPI record last updated?

The NPPES record for Seo Choi was last updated on May 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since June 12, 2015PECOS EnrolledAccepts Medicare Assignment

75 HOLLY HILL LN STE 201, GREENWICH, CT 06830(203) 276-2516(203) 276-2515 Get Directions Write a Review

NPPES record last updated: May 28, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: May 28, 2026, Jul 26, 2024, Aug 25, 2022 and 1 more (4 updates tracked since 2019).

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About Seo Angela Choi D.o. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SEO ANGELA CHOI D.O. (NPI 1164803391) is an individual geriatric medicine provider in Greenwich, Connecticut, licensed in Connecticut (76784) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2015).

NPPES Registry Identity

NPI1164803391

Entity TypeIndividualFemale

Primary Taxonomy207QG0300X

Provider Legal NameSEO ANGELA CHOICredential: D.O.

Location Address75 HOLLY HILL LN STE 201Greenwich, CT 06830-2912

Mailing Address1290 Silas Deane Hwy, Hhc-cvoWethersfield, CT 06109-4337

Phone(203) 276-2516

Fax(203) 276-2515

Sole ProprietorNo

Medical School CMSOtherGraduated 2015

Enumeration DateJune 12, 2015

Last NPPES UpdateMay 28, 20264 updates tracked since enumeration

NPPES CertifiedMay 28, 2026

✔ NPI 1164803391 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207QG0300X

License✔ Licensed in CT · 76784

Definition

A family medicine physician with special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes, and the hospital.

75 HOLLY HILL LN STE 201, Greenwich, CT 06830

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Secondary Practice Locations 2

Location 1200 Seabury DrBloomfield, CT 06002-5618 · Phone (860) 380-5150

Location 2256 N Main St Fl 1Manchester, CT 06042-2004 · Phone (860) 380-5150

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Seo Angela Choi D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6709114663

PECOS Enrollment IDI20240717000030

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Seo Choi reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Stamford Health Medical Group Inc

8.1 mi

General Practice

ONE OMEGA DRIVE, BUILDING 3, 2ND FLOOR
Stamford, CT 06907

Reassigned Medicare billing, Connecticut enrollment
496 clinicians in this Medicare group

NPI 1154633980 (203) 276-7447

Hartford Healthcare Medical Group Specialists, PLLC

71 mi

Surgery

85 SEYMOUR ST STE 415
Hartford, CT 06106

Reassigned Medicare billing, Connecticut enrollment
1,921 clinicians in this Medicare group

NPI 1023584216 (860) 246-2071

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212

This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.

309 services139 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

98 services98 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

98 services70 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

68 services66 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

28 services21 patients

Advance care planning, first 30 minutes 99497

Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.

12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06830 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$93.86 typical visit price

range $60.82 – $183.10

Typical copayment $23.46 (range $15.20 – $45.77)

Most-billed visit code 99203

Established Patient

$106.68 typical visit price

range $19.76 – $149.26

Typical copayment $26.67 (range $4.94 – $37.31)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 6

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

FIFTH AVENUE SURGICAL SPECIALISTS PLLC

Surgery