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MR. ROBERT C. TELTSER M.D.
NPI 1821291675
Internal Medicine in Westport, CT

Active since June 08, 2007PECOS EnrolledAccepts Medicare Assignment
333 POST ROAD WEST, LOWER LEVEL, WESTPORT, CT 06880(203) 571-3000(203) 349-8179 Get Directions Write a Review

NPPES record last updated: June 1, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mr. Robert C. Teltser M.d. NPPES

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

MR. ROBERT C. TELTSER M.D. (NPI 1821291675) is an individual internal medicine provider in Westport, Connecticut, licensed in Connecticut (045272) and active in the NPI registry since June 2007. He is enrolled in Medicare PECOS and is a graduate of University Of Miami, Lm Miller School Of Medicine (1984).

NPPES Registry Identity

NPI1821291675
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMR. ROBERT C. TELTSERCredential: M.D.
Location Address333 POST ROAD WEST, LOWER LEVELWestport, CT 06880
Mailing Address333 Post Road West, Lower LevelWestport, CT 06880 · (203) 571-3000 · Fax (203) 349-8179
Phone(203) 571-3000
Fax(203) 349-8179
Sole ProprietorNo
Medical School CMSUniversity Of Miami, Lm Miller School Of MedicineGraduated 1984
Enumeration DateJune 8, 2007
Last NPPES UpdateJune 1, 2022
NPPES CertifiedJune 1, 2022
✔ NPI 1821291675 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CT · 045272
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
333 POST ROAD WEST, Westport, CT 06880
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

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

Mr. Robert C. Teltser 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 ID8022192277
PECOS Enrollment IDI20080226000700
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

2

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

Primary Care Of Westport LLC
0.1 mi
Internal Medicine
333 POST RD W, GROUND FLOOR
Westport, CT 06880
  • Reassigned Medicare billing, Connecticut enrollment
  • 6 clinicians in this Medicare group
NPI 1316486970 (203) 571-3000
Fairfield County Medical Services Inc
2.6 mi
Specialist
24 STEVENS STREET
Norwalk, CT 06850
  • Reassigned Medicare billing, Connecticut enrollment
  • 8 clinicians in this Medicare group
NPI 1134178577 (203) 855-3617

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 10

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
259 services137 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
225 services116 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
184 services90 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
129 services109 patients
Annual alcohol misuse screening, 5 to 15 minutes G0442
An annual alcohol misuse screening is a 15-minute check-up to assess your drinking habits. It helps identify if you're consuming alcohol in a way that could harm your health. This is not a judgment, but a tool to promote your wellbeing.
112 services112 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
107 services107 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06880 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.

Other Providers at the Same Location NPPES 4

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

MRS. JILL G. DENOWITZ M.D.
Internal Medicine
333 POST ROAD WEST, LOWER LEVEL
WESTPORT, CT 06880
Western Connecticut Planning Region (203) 571-3000
DR. ROBERT A ALTBAUM M.D.
Internal Medicine
333 POST ROAD WEST
WESTPORT, CT 06880
Western Connecticut Planning Region (203) 226-0731
DAVID H. BAUM M.D.
Internal Medicine
333 POST ROAD WEST, LOWER LEVEL
WESTPORT, CT 06880
Western Connecticut Planning Region (203) 571-3000
MRS. NINA S KAROL M.D.
Internal Medicine
333 POST ROAD WEST, LOWER LEVEL
WESTPORT, CT 06880
Western Connecticut Planning Region (203) 571-3000

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 Robert Teltser's NPI number?

The NPI number for Robert Teltser is 1821291675. It was assigned to this individual provider in the NPPES registry on June 8, 2007.

Where is Robert Teltser located?

Robert Teltser practices at 333 Post Road West Lower Level, Westport, CT 06880. The listed phone number is (203) 571-3000.

What is Robert Teltser's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Robert Teltser enrolled in Medicare?

Yes. Robert Teltser 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.

Which organizations bill Medicare for Robert Teltser's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Robert Teltser reassigns Medicare benefits to 2 organizations: Primary Care Of Westport LLC (Westport, CT) and Fairfield County Medical Services Inc (Norwalk, CT). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Robert Teltser's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Robert Teltser accept?

Health plans from Anthem Blue Cross and Blue Shield list Robert Teltser as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Robert Teltser was last updated on June 1, 2022. 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.