JENNIFER GROM MD
NPI 1780212118
Internal Medicine in New Haven, CT

Active since March 31, 2020PECOS EnrolledAccepts Medicare Assignment
20 YORK ST, NEW HAVEN, CT 06510(203) 737-1947 Get Directions Write a Review

NPPES record last updated: March 31, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Mar 31, 2025, Mar 9, 2025, Jul 2, 2024 and 1 more (4 updates tracked since 2020).

About Jennifer Grom Md NPPES

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

JENNIFER GROM MD (NPI 1780212118) is an individual internal medicine provider in New Haven, Connecticut, licensed in Connecticut (80411) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, maintains 4 additional practice locations, and is a graduate of Icahn School Of Medicine At Mount Sinai (2020).

NPPES Registry Identity

NPI1780212118
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameJENNIFER GROMCredential: MD
Location Address20 YORK STNew Haven, CT 06510-3220
Mailing Address20 York StNew Haven, CT 06510-3220
Sole ProprietorNo
Medical School CMSIcahn School Of Medicine At Mount SinaiGraduated 2020
Enumeration DateMarch 31, 2020
Last NPPES UpdateMarch 31, 20254 updates tracked since enumeration
NPPES CertifiedMarch 23, 2025
NPI 1780212118 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses Licensed in CT · 80411 Licensed in MA · 1019112
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.

Also ListedPediatricsTaxonomy 208000000X · License 80411 (CT), 1019112 (MA)
20 YORK ST, New Haven, CT 06510

Secondary Practice Locations 4

Location 155 Fruit StBoston, MA 02114-2621 · Phone (617) 726-2000
Location 21153 Centre StJamaica Plain, MA 02130-3446 · Phone (617) 983-7000
Location 38 Devine StNorth Haven, CT 06473-2172 · Phone (203) 287-3550
Location 43400 Main St Ste ASpringfield, MA 01107-1113 · Phone (413) 794-9560 · Fax (413) 794-5884

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

Jennifer Grom 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 ID244650489
PECOS Enrollment IDI20250522003452
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



The typical physician office visit costs for Medicare beneficiaries in this area are: $34.71 for a new patient copayment and $26.67 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 06510 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $138.84
  • Minimum New Patient Price $60.82
  • Maximum New Patient Price $183.1
  • Average New Patient Copayment $34.71
  • Minimum New Patient Copayment $15.2
  • Maximum New Patient Copayment $45.77

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $106.68
  • Minimum Established Patient Price $19.76
  • Maximum Established Patient Price $149.26
  • Average Established Patient Copayment $26.67
  • Minimum Established Patient Copayment $4.94
  • Maximum Established Patient Copayment $37.31

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

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.

Radiology (Diagnostic Radiology)
20 YORK ST, YALE NEW HAVEN HOSPITAL
NEW HAVEN, CT 06510
Emergency Medicine
20 YORK ST, YNHH SOUTH PAVILION 218
NEW HAVEN, CT 06510
Physician Assistant
20 YORK ST, YALE NEW HAVEN HOSPITAL SOUTH PAVILION 218
NEW HAVEN, CT 06510
Medical Genetics (Clinical Genetics (M.D.))
20 YORK ST, YALE CHILDREN'S HOSPITAL, WEST PAVILION, 2ND FLOOR
NEW HAVEN, CT 06510
Medical Genetics (Clinical Genetics (M.D.))
20 YORK ST, CHILDREN'S HOSPITAL AT YALE, WEST PAVILION, 2ND FLOOR
NEW HAVEN, CT 06510
Psychiatry & Neurology (Psychiatry)
20 YORK ST
NEW HAVEN, CT 06510
Radiology (Diagnostic Radiology)
20 YORK ST, YALE NEW HAVEN HOSPITAL-SOUTH PAVILLION-2ND FL
NEW HAVEN, CT 06510
Physician Assistant
20 YORK ST, YALE NEW HAVEN HOSPTIAL EMERGENCY DEPARTMENT
NEW HAVEN, CT 06510

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1780212118, enumerated as an "individual" on March 31, 2020.

The provider is located at 20 YORK ST NEW HAVEN, CT 06510 and the phone number is (203) 737-1947.

Internal Medicine with taxonomy code 207R00000X.