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HEYDAY HEALTH MEDICAL GROUP INC
NPI 1548855877
Internal Medicine in Cambridge, MA

Active since March 08, 2021
1 MIFFLIN PL STE 400, CAMBRIDGE, MA 02138(234) 200-0854 Get Directions Write a Review

NPPES record last updated: February 14, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 6, 2024, Sep 28, 2021, May 28, 2021 and 4 more (7 updates tracked since 2021).

About Heyday Health Medical Group Inc NPPES

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

HEYDAY HEALTH MEDICAL GROUP INC (NPI 1548855877) is a healthcare organization registered as an internal medicine in Cambridge, Massachusetts and active in the NPI registry since March 2021. The organization maintains a secondary practice location in Cleveland and lists Nupur Mehta, Chief Medical Officer, as its authorized official.

NPPES Registry Identity

NPI1548855877
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameHEYDAY HEALTH MEDICAL GROUP INC
Location Address1 MIFFLIN PL STE 400Cambridge, MA 02138-4946
Mailing Address143 Boardman Canfield Rd Ste 359Boardman, OH 44512-4804 · (234) 200-0854
Phone(234) 200-0854
Organization SubpartNo
Authorized OfficialNupur MehtaChief Medical Officer · (234) 200-0854
Enumeration DateMarch 8, 2021
Last NPPES UpdateFebruary 14, 20247 updates tracked since enumeration
NPPES CertifiedFebruary 8, 2024
✔ NPI 1548855877 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
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.
1 MIFFLIN PL STE 400, Cambridge, MA 02138
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Other Names 2

Doing Business AsHeyday Health Medical Group Inc
Former Legal Business NameHere Health Medical Group Inc

Secondary Practice Location 1

Location 1600 Superior Avenue, East, Fifth/Third Building Suite 1300Cleveland, OH 44114 · Phone (234) 200-0854

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Heyday Health Medical Group Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

12

Medicare enrollment records show 12 clinicians reassign Medicare billing to Heyday Health Medical Group Inc, which bills Medicare for the services they deliver. They are listed nearest first.

Clinicians by Medicare Specialty 3

Nurse Practitioner10
Family Practice1
Internal Medicine1

Clinicians, nearest first (12)

Natisha Phifer
Nurse Practitioner
NPI 1336668557
1044 BELMONT AVE
Youngstown, OH 44504
(330) 480-8015
✔ PECOS✔ Accepts Medicare502 mi
Melissa Sforza, MSN, APRN, FNP-C
Nurse Practitioner
NPI 1811748874
870 LINCOLN AVE
Girard, OH 44420
(330) 306-8628
✔ PECOS✔ Accepts Medicare503 mi
Amity Patrone, MSN, APRN, PMHNP-BC
Nurse Practitioner
NPI 1548551971
2 CHARLES PL
Girard, OH 44420
(330) 980-0139
✔ PECOS✔ Accepts Medicare503 mi
Kelley Parker
Nurse Practitioner
NPI 1609236926
100 7TH AVE 111
Chardon, OH 44024
(440) 286-8841
✔ PECOS525 mi
Emily Palscak, C.N.P.
Nurse Practitioner
NPI 1487903860
10780 KINSMAN RD
Newbury, OH 44065
(440) 564-5656
✔ PECOS✔ Accepts Medicare528 mi
Rachel Singer, CNP
Nurse Practitioner
NPI 1093073546
2725 LINCOLN ST E
Canton, OH 44707
(330) 454-2000
✔ PECOS✔ Accepts Medicare542 mi
Nupur Mehta, M.D.
Internal Medicine
NPI 1407993868
600 SUPERIOR AVENUE EAST FIFTH/THIRD BUILDING SUITE 1300
Cleveland, OH 44114
(234) 200-0854
✔ PECOS✔ Accepts Medicare550 mi
Stephanie Avdagic, DNP, APRN, FNP-BC
Nurse Practitioner
NPI 1003486804
7870 E KEMPER RD STE 150
Cincinnati, OH 45249
(513) 699-9090
✔ PECOS✔ Accepts Medicare726 mi
Jennifer Cicchillo, N.P.C.
Nurse Practitioner
NPI 1750534509
327 AIKEN HUNT CIR
Columbia, SC 29223
(843) 669-5162
✔ PECOS✔ Accepts Medicare779 mi
James Smith, M.D.
Family Practice
NPI 1205249083
2406 WEST BROADWAY
Louisville, KY 40211
(502) 751-7301
✔ PECOS✔ Accepts Medicare826 mi
Krystal Medley, APRN
Nurse Practitioner
NPI 1336573641
PO BOX 211699
Eagan, MN 55121
(866) 849-0692
✔ PECOS✔ Accepts Medicare1,117 mi
Emily Robinson, APRN
Nurse Practitioner
NPI 1538644935
PO BOX 211699
Eagan, MN 55121
(866) 849-0692
✔ PECOS1,117 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Heyday Health Medical Group Inc's NPI number?

The NPI number for Heyday Health Medical Group Inc is 1548855877. It was assigned to this organization in the NPPES registry on March 8, 2021. The provider was formerly known as Here Health Medical Group Inc.

Where is Heyday Health Medical Group Inc located?

Heyday Health Medical Group Inc is located at 1 Mifflin Pl Ste 400, Cambridge, MA 02138. The listed phone number is (234) 200-0854.

What is Heyday Health Medical Group Inc's specialty?

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

Is Heyday Health Medical Group Inc enrolled in Medicare?

Yes. Heyday Health Medical Group Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Heyday Health Medical Group Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 12 clinicians in 3 Medicare specialties reassign their Medicare billing to Heyday Health Medical Group Inc. A 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 the clinician's services. The largest specialties are Nurse Practitioner (10), Family Practice (1) and Internal Medicine (1). Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Heyday Health Medical Group Inc was last updated on February 14, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.