DR. RONALD A. ZLOTOFF M.D.
NPI 1346229556
Internal Medicine - Gastroenterology in Waterbury, CT

Q: What is Ronald Zlotoff's NPI number?

The NPI number for Ronald Zlotoff is 1346229556. It was assigned to this individual provider in the NPPES registry on January 16, 2006.

Q: What is Ronald Zlotoff's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Ronald Zlotoff was last updated on October 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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 January 16, 2006PECOS EnrolledAccepts Medicare Assignment

140 GRANDVIEW AVE, SUITE 4, WATERBURY, CT 06708(203) 755-4515(203) 755-8129 Get Directions Write a Review

NPPES record last updated: October 29, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Ronald A. Zlotoff M.d. NPPES

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

DR. RONALD A. ZLOTOFF M.D. (NPI 1346229556) is an individual gastroenterology provider in Waterbury, Connecticut, licensed in Connecticut (20649) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Oklahoma College Of Medicine (1977).

NPPES Registry Identity

NPI1346229556

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. RONALD A. ZLOTOFFCredential: M.D.

Location Address140 GRANDVIEW AVE, SUITE 4Waterbury, CT 06708-2505

Mailing Address140 Grandview Ave, Suite 4Waterbury, CT 06708-2505 · (203) 755-4515 · Fax (203) 755-8129

Phone(203) 755-4515

Fax(203) 755-8129

Sole ProprietorNo

Medical School CMSUniversity Of Oklahoma College Of MedicineGraduated 1977

Enumeration DateJanuary 16, 2006

Last NPPES UpdateOctober 29, 2021

NPPES CertifiedOctober 29, 2021

✔ NPI 1346229556 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 CT · 20649

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.

140 GRANDVIEW AVE, Waterbury, CT 06708

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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Ronald A. Zlotoff M.d. 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 ID143132464

PECOS Enrollment IDI20031104000510

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06708 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

$138.84 typical visit price

range $60.82 – $183.10

Typical copayment $34.71 (range $15.20 – $45.77)

Most-billed visit code 99204

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan

Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…

43%267 patients2/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

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

GIRVICE ARCHER M.D

Anesthesiology

140 GRANDVIEW AVE
WATERBURY, CT 06708

Naugatuck Valley Planning Region (203) 757-7000

DR. LYDIA AOUN-BARAKAT MD

Internal Medicine (Infectious Disease)

140 GRANDVIEW AVE, SUITE #L01
WATERBURY, CT 06708

Naugatuck Valley Planning Region (203) 574-4187

GARY POUPKO M.D

Anesthesiology

140 GRANDVIEW AVE
WATERBURY, CT 06708

Naugatuck Valley Planning Region (203) 757-7000

DR. MAJID SADIGH MD

Internal Medicine (Infectious Disease)

140 GRANDVIEW AVE, SUITE #101
WATERBURY, CT 06708

Naugatuck Valley Planning Region (203) 573-7284

JOSEPH ROCCO

Nurse Anesthetist, Certified Registered

140 GRANDVIEW AVE
WATERBURY, CT 06708

Naugatuck Valley Planning Region (203) 757-7000

DR. WILLIAM D RIFKIN MD

Internal Medicine

140 GRANDVIEW AVE, SUITE #101
WATERBURY, CT 06708

Naugatuck Valley Planning Region (203) 573-7284

JANET L VODRA MD

Obstetrics & Gynecology

140 GRANDVIEW AVE, SUITE 202
WATERBURY, CT 06708

Naugatuck Valley Planning Region (203) 755-2344

RAYMOND CLEMENT M.D

Anesthesiology

140 GRANDVIEW AVE
WATERBURY, CT 06708

Naugatuck Valley Planning Region (203) 757-7000

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 Ronald Zlotoff's NPI number?

The NPI number for Ronald Zlotoff is 1346229556. It was assigned to this individual provider in the NPPES registry on January 16, 2006.

Where is Ronald Zlotoff located?

Ronald Zlotoff practices at 140 Grandview Ave Suite 4, Waterbury, CT 06708. The listed phone number is (203) 755-4515.

What is Ronald Zlotoff's specialty?

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

Is Ronald Zlotoff enrolled in Medicare?

Yes. Ronald Zlotoff is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Ronald Zlotoff was last updated on October 29, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.