DR. DAVID JAMES GRASSO (M.D.) – Internal Medicine Physician, NPI 1366606576

DR. DAVID JAMES GRASSO (M.D.) is a healthcare provider. based in Philadelphia, Pennsylvania. specializing in Internal Medicine Physician. They hold the professional credentials M.D.. They hold a License No. MT193676 (PA). The NPI Number for DR. DAVID JAMES GRASSO (M.D.) is 1366606576

Main info

Male
18 Years Of Experience
Accepts Medicare Assignment
Name
DR. DAVID JAMES GRASSO (M.D.)
NPI
1366606576
Phone
Not provided
Address
5501 OLD YORK RD
Enumeration Date
16 July 2008
Last Update Date
16 July 2008

Doctor Profile

Medical School Name
OTHER
Secondary Phone
5707705000
Graduation Year
2008 (18 years ago)
PAC ID
6709009400
Group Practice PAC ID
1153507025
Professional Enrollment ID
I20140528000593
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

Loading map...

Provider Addresses for DR. DAVID JAMES GRASSO (M.D.)

  • Einstein Medical Center Philadelphia, 5501, Old York Road, Tabor, Philadelphia, Philadelphia County, Pennsylvania, 19141, United States

    PHILADELPHIA, PA 191413018

    Phone:

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

Loading prescription activity...

Open Payments (CMS)

CMS reports 20 Open Payments records for all available years, with a total value of $494.

Total Amount is formed as General ($494) + Research ($0) + Ownership ($0) = $494.

Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Janssen Pharmaceuticals, Inc ($178).

Total Amount

$494

General + Research + Ownership

Payments

20

Total payment records

General Amount

$494

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-17

Latest reported date

Top Companies

Largest payers in this snapshot

View all Open Payments →|Open Payments Risk Radar →

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: 2014-05-28

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
I20140528000593IEmergency MedicinePATBD

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
99285Emergency department visit with high level of medical decision making584550$0
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only293278$0
99284Emergency department visit with moderate level of medical decision making194192$0
99283Emergency department visit with low level of medical decision making2828$0
99291Critical care, first 30-74 minutes1616$0
View full utilization report →

Insurance plans in this area (ZIP 19141)

Loading plans...

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: 1153507025View full group profile
NameSpecialtyState
Nurse PractitionerPA
Emergency MedicineNY
Emergency Medicine, HospitalistPA
Internal Medicine, Emergency MedicinePA
Emergency MedicinePR
Nurse PractitionerPA
Internal Medicine, Emergency MedicinePA
Nurse PractitionerPA
Emergency MedicineCA
-VA

Reviews

All reviews are moderated before publication. Reviews reflect users' opinions; we do not verify the accuracy of individual reviews.

No reviews yet. Be the first to share your experience — your opinion helps families compare providers.

Frequently asked questions

What identifier follows DR. DAVID JAMES GRASSO (M.D.) across health systems?
The NPI 1366606576 uniquely identifies DR. DAVID JAMES GRASSO (M.D.) in U.S. healthcare data.
Quick check: is DR. DAVID JAMES GRASSO (M.D.) active?
Public NPPES data shows DR. DAVID JAMES GRASSO (M.D.) with an active NPI status right now.
What services align with DR. DAVID JAMES GRASSO (M.D.)'s listing?
DR. DAVID JAMES GRASSO (M.D.)'s public classification highlights Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
What city is tied to DR. DAVID JAMES GRASSO (M.D.)?
The directory associates DR. DAVID JAMES GRASSO (M.D.) with Philadelphia, Pennsylvania. Check all listed addresses for suites or satellite offices.
Why is information missing for DR. DAVID JAMES GRASSO (M.D.)?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.

Similar Providers

DR. ISAAC KRAMER (MD)

Internal Medicine Physician
PO BOX 95000 LB#7550
NPI: 1104829712

DANIEL MARC GOLDMAN (M.D.)

Internal Medicine Physician
210 YORKTOWN PLZ
NPI: 1417950767
East Allegheny Avenue, Richmond, Philadelphia, Philadelphia County, Pennsylvania, 19134, United States
NPI: 1891797015

THOMAS K RUTH (MD)

Internal Medicine Physician
Ferry Road, Fountainville, New Britain Township, Bucks County, Pennsylvania, 18923, United States
NPI: 1851395818

DR. EUGENE F TARESHAWTY (M.D.)

Internal Medicine Physician
American Box and Recycling, Philadelphia, Philadelphia County, Pennsylvania, United States
NPI: 1699779447

DR. GARY R BURKE (M.D.)

Internal Medicine Physician
Artopolis, 1090, Amsterdam Avenue, Morningside Heights, Manhattan Community Board 9, Manhattan, New York County, New York, 10115, United States
NPI: 1164427522

JENNIFER ALLEN (M.D.)

Hospice and Palliative Medicine (Internal Medicine) Physician
American Box and Recycling, Philadelphia, Philadelphia County, Pennsylvania, United States
NPI: 1881699783

CRAIG ALAN DERR (M.D.)

Internal Medicine Physician
Spruce Street, West Reading, Berks County, Pennsylvania, 19611, United States
NPI: 1912902578

WILLIAM HOFMANN (D.O.)

Internal Medicine Physician
Holy Redeemer Nazareth, 12265, Townsend Road, Philadelphia, Philadelphia County, Pennsylvania, 19154, United States
NPI: 1376549642