ALBERT B. KNAPP MD
NPI 1043311574
Internal Medicine - Gastroenterology in New York, NY

Q: What is Albert Knapp's NPI number?

The NPI number for Albert Knapp is 1043311574. It was assigned to this individual provider in the NPPES registry on September 26, 2006.

Q: What is Albert Knapp's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Q: Is Albert Knapp enrolled in Medicare?

No. Albert Knapp has opted out of Medicare through March 9, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Q: When was this NPI record last updated?

The NPPES record for Albert Knapp was last updated on February 7, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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 September 26, 2006Opted out of Medicare · through Mar 9, 2028CLIA 33D1098067 · Waiver

760 PARK AVE, NEW YORK, NY 10021(212) 737-3446(212) 737-9112 Get Directions Write a Review

NPPES record last updated: February 7, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Albert B. Knapp Md NPPES

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

ALBERT B. KNAPP MD (NPI 1043311574) is an individual gastroenterology provider in New York, New York, licensed in New York (143007) and active in the NPI registry since September 2006. He has opted out of Medicare through March 9, 2028 and remains eligible to order and refer, holds a CLIA Waiver certificate valid through April 9, 2027, and is a graduate of Other (1979).

NPPES Registry Identity

NPI1043311574

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameALBERT B. KNAPPCredential: MD

Location Address760 PARK AVENew York, NY 10021-4152

Mailing Address760 Park AveNew York, NY 10021-4152 · (212) 737-3446 · Fax (212) 737-9112

Phone(212) 737-3446

Fax(212) 737-9112

Sole ProprietorYes

Medical School CMSOtherGraduated 1979

Enumeration DateSeptember 26, 2006

Last NPPES UpdateFebruary 7, 2013

✔ NPI 1043311574 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in NY · 143007

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

760 PARK AVE, New York, NY 10021

Open in Google Maps ↗

Other Identifiers 1

Medicare PIN47D381NY

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Albert B. Knapp Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from March 9, 2016 through March 9, 2028.

Opt-Out Effective DateMarch 9, 2016

Opt-Out In Effect ThroughMarch 9, 2028Opt-out affidavits renew automatically every two years unless cancelled

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 33D1098067

Albert B Knapp MD PC · New York, NY

Active · expires Apr 9, 2027

CLIA Number33D1098067

Laboratory TypePhysician Office

Certificate Effective DateApril 10, 2025

Certificate Expiration DateApril 9, 2027

Laboratory DirectorAlbert B. Knapp

Laboratory Phone(212) 737-3446

Laboratory LocationAlbert B Knapp MD PC760 Park Avenue, New York, NY 10021

CLIA data matches this NPI record on: Address Phone

This certificate is issued to a laboratory to perform only waived tests.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10021 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

$150.24 typical visit price

range $65.69 – $198.19

Typical copayment $37.56 (range $16.42 – $49.54)

Most-billed visit code 99204

Established Patient

$114.88 typical visit price

range $21.20 – $160.66

Typical copayment $28.72 (range $5.30 – $40.16)

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 2

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

ALBERT B KNAPP MD PC

Internal Medicine (Gastroenterology)

760 PARK AVE
NEW YORK, NY 10021

New York County (212) 737-3446

760 PARK ENDOSCOPY PLLC

Clinic/Center (Ambulatory Surgical)

760 PARK AVE
NEW YORK, NY 10021

New York County (212) 737-3446

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Albert Knapp's NPI number?

The NPI number for Albert Knapp is 1043311574. It was assigned to this individual provider in the NPPES registry on September 26, 2006.

Where is Albert Knapp located?

Albert Knapp practices at 760 Park Ave, New York, NY 10021. The listed phone number is (212) 737-3446.

What is Albert Knapp's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Albert Knapp enrolled in Medicare?

No. Albert Knapp has opted out of Medicare through March 9, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Does Albert Knapp hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 33D1098067) is associated with this NPI, valid through April 9, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Albert Knapp was last updated on February 7, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years 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.