DR. JASON GRUNES (M.D.) – Internal Medicine Physician, NPI 1619131539

DR. JASON GRUNES (M.D.) is a healthcare provider. based in Braintree, Massachusetts. specializing in INTERNAL MEDICINE. They hold the professional credentials M.D.. They hold a License No. 248248 (MA). The NPI Number for DR. JASON GRUNES (M.D.) is 1619131539

Main info

Male
18 Years Of Experience
Accepts Medicare Assignment
Name
DR. JASON GRUNES (M.D.)
NPI
1619131539
Phone
(774) 270-1618
Address
250 POND ST
Enumeration Date
10 July 2008
Last Update Date
24 April 2012

Doctor Profile

Medical School Name
OTHER
Secondary Phone
7742701618
Graduation Year
2008 (18 years ago)
PAC ID
1658542790
Group Practice PAC ID
8325332729
Professional Enrollment ID
I20110921000051
Address ID
MA018016003WO2XXXXWAYX300
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience48
Completeness75
Years active:17State licenses:1Digital endpointsOther names

7,722 INTERNAL MEDICINE in MA

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Provider Addresses for DR. JASON GRUNES (M.D.)

  • Encompass Health Rehabilitation Hospital of Braintree, 250, Pond Street, Braintree, Norfolk County, Massachusetts, 02184, United States

    BRAINTREE, MA 021845351

    Phone: (774) 270-1618

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2011-09-21

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20110921000051IInternal MedicineMATBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
99232Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes3,639532$0
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes1,124395$0
99223Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes604553$0
99239Hospital discharge day management, more than 30 minutes527491$0
View full utilization report →

Insurance plans in this area (ZIP 02184)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 8325332729View full group profile
NameSpecialtyState
Nurse PractitionerMA
Critical Care (Intensivists)MA

Reviews

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Frequently asked questions

What identifier follows DR. JASON GRUNES (M.D.) across health systems?
The NPI 1619131539 uniquely identifies DR. JASON GRUNES (M.D.) in U.S. healthcare data.
Quick check: is DR. JASON GRUNES (M.D.) active?
Public NPPES data shows DR. JASON GRUNES (M.D.) with an active NPI status right now.
Which specialty label fits DR. JASON GRUNES (M.D.)?
NPPES ties DR. JASON GRUNES (M.D.) to Internal Medicine Physician in the taxonomy section. Clinical services aligned with this taxonomy classification.
What geographic area is tied to DR. JASON GRUNES (M.D.)?
DR. JASON GRUNES (M.D.) is associated with Braintree, Massachusetts in the same public data insurers reference.
Who maintains DR. JASON GRUNES (M.D.)'s record?
Providers certify NPPES data; CMS hosts the public file you are viewing.

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