1. Home
  2. Directory
  3. Ohio
  4. Fairfield
  5. Nurse Practitioner
  6. NPI Profile

ERNEST SIAW OBENG
NPI 1083139620
Nurse Practitioner - Psychiatric/Mental Health in Fairfield, OH

Active since August 04, 2017PECOS EnrolledAccepts Medicare Assignment
5808 RED OAK DR, FAIRFIELD, OH 45014(513) 546-6491 Get Directions Write a Review

NPPES record last updated: December 22, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 21, 2022, Aug 4, 2017 (2 updates tracked since 2017).

About Ernest Siaw Obeng NPPES

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

ERNEST SIAW OBENG (NPI 1083139620) is an individual psychiatric/mental health provider in Fairfield, Ohio, licensed in Ohio (APRN.CNP.0035492) and active in the NPI registry since August 2017. He is enrolled in Medicare PECOS and is a graduate of Other (2023).

NPPES Registry Identity

NPI1083139620
Entity TypeIndividualMale
Primary Taxonomy363LP0808X
Provider Legal NameERNEST SIAW OBENG
Location Address5808 RED OAK DRFairfield, OH 45014-3577
Mailing Address5808 Red Oak DrFairfield, OH 45014-3577 · (513) 546-6491
Phone(513) 546-6491
Sole ProprietorYes
Medical School CMSOtherGraduated 2023
Enumeration DateAugust 4, 2017
Last NPPES UpdateDecember 22, 20232 updates tracked since enumeration
NPPES CertifiedDecember 22, 2023
✔ NPI 1083139620 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in OH · APRN.CNP.0035492
5808 RED OAK DR, Fairfield, OH 45014
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Antidote Health Plan of Ohio, Inc., CareSource and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ernest Siaw Obeng is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9537507074
PECOS Enrollment IDI20240403002922
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Ernest Obeng reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Viaquest Psychiatric & Behavioral Solutions LLC
93 mi
Case Manager/Care Coordinator
525 METRO PL N STE 300
Dublin, OH 43017
  • Reassigned Medicare billing, Ohio enrollment
  • 200 clinicians in this Medicare group
NPI 1386155711 (614) 339-8436
Signify Health, LLC
815 mi
General Practice
4055 VALLEY VIEW LN STE 700
Dallas, TX 75244
  • Reassigned Medicare billing, Ohio enrollment
  • 672 clinicians in this Medicare group
NPI 1689158487 (469) 466-7007

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

Areas of Expertise CMS Part B claims 6

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
267 services106 patients
Psychiatric diagnostic evaluation with medical services 90792
A psychiatric diagnostic evaluation with medical services is a comprehensive assessment. It includes a detailed examination of your mental health and physical wellbeing, as well as your personal and family history. This evaluation aids in creating an effective treatment plan.
81 services81 patients
Psychiatric diagnostic evaluation with medical services 90792
A psychiatric diagnostic evaluation with medical services is a comprehensive assessment. It includes a detailed examination of your mental health and physical wellbeing, as well as your personal and family history. This evaluation aids in creating an effective treatment plan.
56 services56 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
45 services25 patients
Psychiatric services complicated by communication factor 90785
Psychiatric services complicated by communication factors involve mental health care for individuals who have challenges with communication. This can include language barriers, speech disorders, or cognitive impairments. The process involves tailored strategies to ensure effective communication and appropriate mental health care.
39 services39 patients
Psychiatric services complicated by communication factor 90785
Psychiatric services complicated by communication factors involve mental health care for individuals who have challenges with communication. This can include language barriers, speech disorders, or cognitive impairments. The process involves tailored strategies to ensure effective communication and appropriate mental health care.
14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 45014 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$84.72 typical visit price
range $54.34 – $166.65
Typical copayment $21.18 (range $13.58 – $41.66)
Most-billed visit code 99203
Established Patient
$96.44 typical visit price
range $17.10 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

BRENDA NANA AMA YEBOAH LPN
Licensed Practical Nurse
5808 RED OAK DR
FAIRFIELD, OH 45014
Butler County (513) 834-0016

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 Ernest Obeng's NPI number?

The NPI number for Ernest Obeng is 1083139620. It was assigned to this individual provider in the NPPES registry on August 4, 2017.

Where is Ernest Obeng located?

Ernest Obeng practices at 5808 Red Oak Dr, Fairfield, OH 45014. The listed phone number is (513) 546-6491.

What is Ernest Obeng's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Ernest Obeng enrolled in Medicare?

Yes. Ernest Obeng is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Ernest Obeng's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ernest Obeng reassigns Medicare benefits to 2 organizations: Viaquest Psychiatric & Behavioral Solutions LLC (Dublin, OH) and Signify Health, LLC (Dallas, TX). Each 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 Ernest Obeng's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ernest Obeng accept?

Health plans from Anthem Blue Cross and Blue Shield, Antidote Health Plan of Ohio, Inc., CareSource, CareSource (Common Ground Healthcare) and MedMutual and 2 other insurers list Ernest Obeng as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Ernest Obeng was last updated on December 22, 2023. 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.