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THOMAS D EISEN MD
NPI 1427044684
Internal Medicine - Nephrology in New Haven, CT

Active since September 23, 2005PECOS EnrolledAccepts Medicare Assignment
91.47/100
CMS Quality Rating
136 SHERMAN AVE, SUITE 405, NEW HAVEN, CT 06511(203) 787-0117(203) 777-3559 Get Directions Write a Review

NPPES record last updated: October 11, 2011. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Thomas D Eisen Md NPPES

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

THOMAS D EISEN MD (NPI 1427044684) is an individual nephrology provider in New Haven, Connecticut, licensed in Connecticut (28182) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and is a graduate of New York University Medical College - Nlg (1983).

NPPES Registry Identity

NPI1427044684
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameTHOMAS D EISENCredential: MD
Location Address136 SHERMAN AVE, SUITE 405New Haven, CT 06511-5238
Mailing Address136 Sherman Ave, Suite 405New Haven, CT 06511-5238 · (203) 787-0117 · Fax (203) 777-3559
Phone(203) 787-0117
Fax(203) 777-3559
Sole ProprietorNo
Medical School CMSNew York University Medical College - NlgGraduated 1983
Enumeration DateSeptember 23, 2005
Last NPPES UpdateOctober 11, 2011
✔ NPI 1427044684 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in CT · 28182
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
136 SHERMAN AVE, New Haven, CT 06511
Open in Google Maps ↗

Other Identifiers 3

Medicare PIN390000152CT
Medicaid001281823CT
Medicare UPINE41338

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

Thomas D Eisen Md 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 ID6305900713
PECOS Enrollment IDI20100728001178
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.

Areas of Expertise CMS Part B claims 9

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
278 services108 patients
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.
162 services85 patients
Hemodialysis procedure with physician evaluation 90935
Hemodialysis is a treatment that uses a machine to filter waste and excess fluid from your blood when your kidneys can't. A physician checks your health before, during, and after the procedure to ensure it's working effectively for you.
83 services40 patients
Dialysis services, 4 or more physician visits per month (20 years or older) 90960
Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.
80 services13 patients
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
47 services47 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.
37 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06511 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.

91.47/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality100
Promoting Interoperability87
Improvement Activities40
Cost51.99

Referred Medical Equipment & Supplies CMS DME claims 3

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Mycophenolic acid, oral, 180 mg J7518
Treatment-Treatment - Miscellaneous · category RX029N
2 suppliers15 claims1,760 services$0.86 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for the first prescription in a 30-day period Q0511
Treatment-Chemotherapy · category RH012N
3 suppliers22 claims22 services$18.97 avg. paid by Medicare
Pharmacy supply fee for oral anti-cancer, oral anti-emetic or immunosuppressive drug(s); for a subsequent prescription in a 30-day period Q0512
Treatment-Chemotherapy · category RH012N
4 suppliers24 claims25 services$12.62 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

SHARON HASBANI MD
Psychiatry & Neurology (Child & Adolescent Psychiatry)
136 SHERMAN AVE
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 562-8071
MARY M TSE M.D.
Obstetrics & Gynecology (Gynecology)
136 SHERMAN AVE, STE 301
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 776-7458
DR. VAZRICK MANSOURIAN M.D.
Surgery
136 SHERMAN AVE, SUITE 308
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 776-5819
MARK H. WEINSTEIN, MD PC
Plastic Surgery
136 SHERMAN AVE, 407
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 624-0673
AMY TSUN MAN YUNG DPM
Podiatrist (Foot & Ankle Surgery)
136 SHERMAN AVE, STE. 202
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 624-9991
EFFIE C. CHANG, M.D., P.C.
Obstetrics & Gynecology (Gynecology)
136 SHERMAN AVE, SUITE 302
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 776-5360
DR. SUSHIL GUPTA M.D.
Internal Medicine (Pulmonary Disease)
136 SHERMAN AVE, SUITE#504
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 772-2499
TAMZIN MARCHESE RD
Dietitian, Registered
136 SHERMAN AVE, 405
NEW HAVEN, CT 06511
South Central Connecticut Planning Region (203) 787-0117

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 Thomas Eisen's NPI number?

The NPI number for Thomas Eisen is 1427044684. It was assigned to this individual provider in the NPPES registry on September 23, 2005.

Where is Thomas Eisen located?

Thomas Eisen practices at 136 Sherman Ave Suite 405, New Haven, CT 06511. The listed phone number is (203) 787-0117.

What is Thomas Eisen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Thomas Eisen enrolled in Medicare?

Yes. Thomas Eisen 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 Thomas Eisen was last updated on October 11, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.