DR. ELLEN B PACIA (M.D.) – Specialist, NPI 1801880851

DR. ELLEN B PACIA (M.D.) is a healthcare provider. based in Dayton, Ohio. specializing in INTERNAL MEDICINE, CRITICAL CARE (INTENSIVISTS), PULMONARY DISEASE. They hold the professional credentials M.D.. They hold a License No. OH 35-08-3871P (OH). The NPI Number for DR. ELLEN B PACIA (M.D.) is 1801880851

Main info

Female
35 Years Of Experience
Accepts Medicare Assignment
Name
DR. ELLEN B PACIA (M.D.)
NPI
1801880851
Phone
(937) 832-0990
Address
9001 N MAIN ST
Enumeration Date
6 September 2005
Last Update Date
17 February 2011

Doctor Profile

Medical School Name
STATE UNIVERSITY OF NY UPSTATE MEDICAL UNIVERSITY
Secondary Phone
9378320990
Graduation Year
1991 (35 years ago)
PAC ID
8325028079
Group Practice PAC ID
2961538467
Professional Enrollment ID
I20040722000988
Address ID
OH454151154DA9001XSTXX401
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

7,199 INTERNAL MEDICINE in OH

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Provider Addresses for DR. ELLEN B PACIA (M.D.)

  • North Main Street, Dayton, Montgomery County, Ohio, 45405, United States

    SUITE A

    DAYTON, OH 454151175

    Phone: (937) 832-0990

    Fax: (937) 832-7323

    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)

CMS reports 232 Open Payments records for all available years, with a total value of $4,190.

Total Amount is formed as General ($4,190) + Research ($0) + Ownership ($0) = $4,190.

Last reported payment date: 2024-12-18 • Largest payer in this snapshot: AstraZeneca Pharmaceuticals LP ($653).

Total Amount

$4,190

General + Research + Ownership

Payments

232

Total payment records

General Amount

$4,190

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-18

Latest reported date

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: 2004-07-22

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
I20040722000988IInternal MedicineOHTBD

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
99214Established patient office or other outpatient visit, 30-39 minutes305179$0
99233Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes303125$0
99213Established patient office or other outpatient visit, 20-29 minutes292200$0
99291Critical care, first 30-74 minutes13559$0
94664Evaluation of use of breathing device10199$0
View full utilization report →

Insurance plans in this area (ZIP 45415)

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Provider's Procedures

DR. ELLEN B PACIA (M.D.) performs procedures in INTERNAL MEDICINE. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
INTERNAL MEDICINEOH94060Measurement and graphic recording of the amount and speed of breathed air, before and following medication administration3737

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: 2961538467View full group profile
NameSpecialtyState
Pulmonary Disease, Critical Care (Intensivists)OH
Nurse PractitionerOH
Nurse PractitionerOH
Pulmonary DiseaseOH
Nurse PractitionerOH
Nurse PractitionerOH
Nurse PractitionerOH
Nurse PractitionerOH
Nurse PractitionerOH
Nurse PractitionerOH

Reviews

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Frequently asked questions

How is DR. ELLEN B PACIA (M.D.) identified in CMS data?
CMS-hosted NPPES data lists DR. ELLEN B PACIA (M.D.) with NPI 1801880851.
Does the file indicate DR. ELLEN B PACIA (M.D.) is practicing under active NPI?
Directory data currently reports DR. ELLEN B PACIA (M.D.) as active.
What is DR. ELLEN B PACIA (M.D.) best known for clinically?
Directory data describes DR. ELLEN B PACIA (M.D.) with Other Service Providers. Clinical services aligned with this taxonomy classification.
Does DR. ELLEN B PACIA (M.D.) list a practice location?
Patients near Dayton, Ohio may find DR. ELLEN B PACIA (M.D.) in results; validate coverage separately.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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