DR. JAMES ONORATO (M.D., PH.D.) – Internal Medicine Physician, NPI 1679504559

DR. JAMES ONORATO (M.D., PH.D.) is a healthcare provider. based in Dallas, Texas. specializing in NEPHROLOGY, INTERNAL MEDICINE. They hold the professional credentials M.D., PH.D.. They hold a License No. K3367 (TX). The NPI Number for DR. JAMES ONORATO (M.D., PH.D.) is 1679504559

Main info

Male
Sole Proprietor
42 Years Of Experience
Accepts Medicare Assignment
Name
DR. JAMES ONORATO (M.D., PH.D.)
NPI
1679504559
Phone
Not provided
Address
PO BOX 844658
Enumeration Date
6 July 2006
Last Update Date
12 August 2024

Doctor Profile

Medical School Name
CLVLND CLINIC LERNER COLLEGE OF MED OF CASE WSTN RSV UNIVERSITY
Secondary Phone
-
Graduation Year
1984 (42 years ago)
PAC ID
5991768210
Group Practice PAC ID
4082502422
Professional Enrollment ID
I20190705001057
Address ID
WA994032829CL1221XAVEX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience67
Completeness75
Years active:19State licenses:1Digital endpointsOther names

1,168 NEPHROLOGY in TX

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Provider Addresses for DR. JAMES ONORATO (M.D., PH.D.)

  • Band Box Place, Dallas, Dallas County, Texas, 75244, United States

    DALLAS, TX 752844658

    Phone:

    Type: Mailing

  • 1600, University Drive East, College Station, Brazos County, Texas, 77840, United States

    COLLEGE STATION, TX 778402642

    Phone: (979) 691-3300

    Type: Location

  • PO BOX 189

    CLARKSTON, WA 994030189

    Phone: (509) 758-5511

    Type: Mailing

  • 1119 HIGHLAND AVE

    CLARKSTON, WA 994032836

    Phone: (509) 758-5511

    Type: Location

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: 2019-07-05

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking 2 Medicare enrollment records; no due dates published yet.

Enrollment records

2

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
I20190705001057INephrologyIDTBD
I20190705001143INephrologyWATBD

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.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 75284)

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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: 4082502422View full group profile
NameSpecialtyState
-CO
General SurgeryID
Physician AssistantID
Certified Registered Nurse Anesthetist (Crna)WA
Orthopedic SurgeryID
A N E S T H E S I O L O G YOR
-ID
-WA
Certified Registered Nurse Anesthetist (Crna)OR
Interventional Pain Management, AnesthesiologyID

Reviews

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Frequently asked questions

What is DR. JAMES ONORATO (M.D., PH.D.)'s NPI number?
DR. JAMES ONORATO (M.D., PH.D.)'s NPI is 1679504559 — the number used across U.S. healthcare to identify this provider.
Active or inactive — what applies to DR. JAMES ONORATO (M.D., PH.D.)?
You should see DR. JAMES ONORATO (M.D., PH.D.) as active in CMS-hosted NPPES data.
How would a patient describe DR. JAMES ONORATO (M.D., PH.D.)'s focus?
For DR. JAMES ONORATO (M.D., PH.D.), the primary taxonomy reads as Internal Medicine Physician. Clinical services aligned with this taxonomy classification.
What locale is associated with DR. JAMES ONORATO (M.D., PH.D.)?
Directory geography for DR. JAMES ONORATO (M.D., PH.D.) centers on Dallas, Texas.
Can I trust this NPI listing for DR. JAMES ONORATO (M.D., PH.D.)?
The listing is sourced from the national NPI registry. If something looks off, compare with NPPES and the clinic's website.

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