Individual provider Active NPI

Sharon Lynn Yost, M.D.,

  • Allergy & Immunology (Internal Medicine) Physician
  • New York, NY
National Provider Identifier
1306869086
Registry record updated May 14, 2019
On this page

Key facts

NPPES NPI Registry
Primary specialty
Allergy & Immunology (Internal Medicine) PhysicianTaxonomy code 207RA0201X
License
149014 Issued in NY
Practice address
10 Union SQ E
New York, NY 10003-3314
Phone
(212) 844-8105
NPI assigned
Jul 25, 2006
Last updated
May 14, 2019By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 14, 2019

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 149014 NY
Allergy & Immunology (Internal Medicine) Physician 207RA0201X 149014 NY Primary

Addresses

Primary practice location

10 Union SQ E
New York, NY 10003-3314

Mailing address

150 E 42ND St FL 9
New York, NY 10017-5699
Phone (646) 605-8188

Other identifiers 1

IdentifierTypeStateIssuer
02407023MedicaidNY

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20041109001266 NY Practitioner - Allergy/ImmunologyPractitioner - Internal Medicine 3678536778 Reassigns benefits to 4 organizations
Practice locations: New York, NY

Care Compare profile

Medicare Care Compare
Specialty
Allergy/ImmunologyAlso: Internal Medicine
Education
New York Medical College, 1979
Medicare assignment
May accept Medicare assignment
Group practices
Monarch Allergy Medical Services of New York PCGroup PAC ID 8820447931, 7 clinicians
Harmony Medical Care, PCGroup PAC ID 1355711318, 6 clinicians

Practice addresses (Care Compare)

150 Broadway
RM 713
New York, NY 10038-4334
Phone (212) 571-5550

176 3Rd Ave
New York, NY 10003-2520
Phone (888) 510-0905

3350 Victory Blvd
Staten Island, NY 10314-6792
Phone (718) 551-1580

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
149014NYMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Harmony Medical Care, PC CurrentSince Sep 1, 2025 Accepting new patients
Monarch Allergy Medical Services of New York PC CurrentSince Sep 18, 2025 Accepting new patients
Icahn School of Medicine at Mount Sinai CurrentSince Jan 1, 2016 Accepting new patients
Icahn School of Medicine at Mount Sinai CurrentSince Jan 1, 2016 Accepting new patients
Asthma & Allergy Medical Care PC CurrentSince Mar 1, 2014 Accepting new patients
Allergy & Asthma Associates of Murray Hill, P C Past Accepting new patients
Spire Care Management LLC Past Accepting new patients

Locations

68 Nassau Rd
Huntington, NY 11743
Phone (631) 423-5590

10 Union Sq E
New York, NY 10003
Phone (212) 253-6800

10 Union Sq E
#3
New York, NY 10003
Phone (212) 420-4145

10 Union Sq E
Ste 3A
New York, NY 10003
Phone (212) 844-8100

10 Union Sq E
Ste 3E
New York, NY 10003
Phone (212) 420-2377

150 E 42nd St
Fl 9
New York, NY 10017
Phone (646) 605-8119

156 William St
New York, NY 10038
Phone (646) 962-4679

176 3rd Ave
New York, NY 10003
Phone (646) 437-8899

30 E 40th St
Rm 1200
New York, NY 10016
Phone (212) 319-5282

311 Audubon Ave
Fl 2
New York, NY 10033
Phone (212) 256-0725

5 E 98th St
New York, NY 10029
Phone (212) 241-3986

55 E 34th St
New York, NY 10016
Phone (212) 252-6131

750 Saint Nicholas Ave
New York, NY 10031
Phone (646) 540-9400

752 Saint Nicholas Ave
New York, NY 10031
Phone (212) 206-8000

2004 Grand Ave
North Baldwin, NY 11510
Phone (516) 223-7656

Interoperability endpoints

  • Direct secure messaging: shy9017@direct.nyp.org

Organizations & group practices 7

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1153785600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1557792000000",
    "number": "1306869086",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "150 E 42ND ST FL 9",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100175699",
            "telephone_number": "646-605-8188"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "10 UNION SQ E",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "100033314",
            "telephone_number": "212-844-8105"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "YOST",
        "first_name": "SHARON",
        "middle_name": "LYNN",
        "credential": "M.D.,",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-07-25",
        "last_updated": "2019-05-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "149014",
            "primary": false
        },
        {
            "code": "207RA0201X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Allergy & Immunology",
            "state": "NY",
            "license": "149014",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "02407023",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

Verify at the official NPI Registry.