Respiratory Associates PC

Primary specialty

Pulmonary Disease PhysicianTaxonomy code 207RP1001X

Legal business name

RESPIRATORY ASSOCIATES PC

Practice address

83 East Avenue
Suite 307
Norwalk, CT 06851

Phone

(203) 853-1919

Fax

(203) 855-9002

NPI assigned

Oct 25, 2006

Last updated

Sep 11, 2025By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Sandy Staw

Title

Office Manager

Phone

(203) 853-1919

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in CT

Enrollment records 1

Locations

Practitioners 14

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

• Igal Staw, M.D.

  • Pulmonary Disease Physician
  • Fairfield, CT
  • NPI 1013901602
  Medicare reassignment NPD
• Lois Margaret Brenner, PA-C

  • Medical Physician Assistant
  • Norwak, CT
  • NPI 1932282407
  NPD (past)
• Charles P Cochran Jr., M.D.

  • Internal Medicine Physician
  • Norwalk, CT
  • NPI 1962509489
  NPD (past)
• Donna Ellen Haupt, PA-C

  • Medical Physician Assistant
  • Danbury, CT
  • NPI 1770659674
  NPD (past)
• Mark Anthony Helenese, MSPT

  • Physical Therapist
  • Norwalk, CT
  • NPI 1851496590
  NPD (past)
• Stephanie Ann Kinik, D.C.

  • Chiropractor
  • Fairfield, CT
  • NPI 1245338037
  NPD (past)
• Nilda M Leon-Smith, MD

  • Internal Medicine Physician
  • New Haven, CT
  • NPI 1992807937
  NPD (past)
• Richard Eric Pinsky, D.C.

  • Chiropractor
  • Fairfield, CT
  • NPI 1043318850
  NPD (past)
• Susan E Pritchard Downie, M.S.

  • Registered Dietitian
  • Norwalk, CT
  • NPI 1063505246
  NPD (past)
• Maria Clara Restrepo, MD

  • Internal Medicine Physician
  • Wilton, CT
  • NPI 1386607265
  NPD (past)
• Sarah Elizabeth Santisi, RD

  • Registered Dietitian
  • Norwalk, CT
  • NPI 1669577391
  NPD (past)
• Naeem Sarfraz, M.D.

  • Internal Medicine Physician
  • Fairfield, CT
  • NPI 1760427033
  NPD (past)

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

{
    "created_epoch": "1161734400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1578647632",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "83 EAST AVENUE",
            "address_2": "SUITE 302",
            "city": "NORWALK",
            "state": "CT",
            "postal_code": "06851",
            "telephone_number": "203-853-1919",
            "fax_number": "203-855-9002"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "83 EAST AVENUE",
            "address_2": "SUITE 307",
            "city": "NORWALK",
            "state": "CT",
            "postal_code": "06851",
            "telephone_number": "203-853-1919",
            "fax_number": "203-855-9002"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "RESPIRATORY ASSOCIATES PC",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-10-25",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "STAW",
        "authorized_official_first_name": "SANDY",
        "authorized_official_title_or_position": "OFFICE MANAGER",
        "authorized_official_telephone_number": "203-853-1919"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Internal Medicine",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RP1001X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Ryan William Rengifo, DDS
• Nancy J Rennert, MD
• Brenda Renzulli, APRN
• Alexandra Repaci, LMFT
• Lonnie Resnick, DPM
• Ilana Belle Ressler, MD
• Marisha Rampertaap Retalis, APRN
• Retina Specialists of Connecticut PLLC
• Patrick Kevin Reville, MD
• Libby Burr Revis

• Pulmonary Disease Physician in Norwalk, CT
• Providers in Norwalk, CT by specialty
• Pulmonary Disease Physician in Connecticut

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.