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DR. DAVID S WALKER M.D.
NPI 1851495303
Family Medicine in Portsmouth, OH

Active since September 12, 2006PECOS EnrolledAccepts Medicare AssignmentCLIA 36D0968964 · Waiver
723 8TH ST, PORTSMOUTH, OH 45662(740) 355-3989(740) 355-0419 Get Directions Write a Review

NPPES record last updated: March 26, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. David S Walker M.d. NPPES

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

DR. DAVID S WALKER M.D. (NPI 1851495303) is an individual family medicine provider in Portsmouth, Ohio, licensed in Ohio (35070542) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS, holds a CLIA Waiver certificate valid through December 28, 2027, and is affiliated with Southern Ohio Medical Center.

NPPES Registry Identity

NPI1851495303
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. DAVID S WALKERCredential: M.D.
Location Address723 8TH STPortsmouth, OH 45662-4265
Mailing Address723 8th StPortsmouth, OH 45662-4265 · (740) 355-3989 · Fax (740) 355-0419
Phone(740) 355-3989
Fax(740) 355-0419
Sole ProprietorYes
Medical School CMSUniversity Of Kentucky College Of MedicineGraduated 1994
Enumeration DateSeptember 12, 2006
Last NPPES UpdateMarch 26, 2008
✔ NPI 1851495303 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in OH · 35070542
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
723 8TH ST, Portsmouth, OH 45662
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Other Identifiers 4

Medicaid64953334KY
Medicaid0276366OH
Medicare PIN0816224OH
Medicare UPING24749OH

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource, MedMutual.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. David S Walker M.d. 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 ID9638123110
PECOS Enrollment IDI20050308000609
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.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 36D0968964

David S Walker MD · Portsmouth, OH
Active · expires Dec 28, 2027
CLIA Number36D0968964
Laboratory TypePhysician Office
Certificate Effective DateDecember 29, 2025
Certificate Expiration DateDecember 28, 2027
Laboratory DirectorDavid S. Walker MD
Laboratory Phone(740) 355-3989
Laboratory LocationDavid S Walker MD723 Eighth Street, Portsmouth, OH 45662
CLIA data matches this NPI record on: Phone
This certificate is issued to a laboratory to perform only waived tests.

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.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
558 services83 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
279 services73 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
83 services21 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
72 services60 patients
Hospital discharge day management, 30 minutes or less 99238
Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.
63 services50 patients
Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308
A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.
43 services13 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Southern Ohio Medical Center

Acute Care Hospitals · Portsmouth, OH
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number360008
Location1805 27th StreetPortsmouth, OH 45662 · Scioto County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 45662 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.

Referred Medical Equipment & Supplies CMS DME claims 8

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
9 suppliers31 claims58 services$6.07 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
5 suppliers13 claims13 services$1.06 avg. paid by Medicare
Tracheal suction catheter, any type other than closed system, each A4624
DME-Other DME · category DE000N
1 supplier11 claims350 services$2.55 avg. paid by Medicare
Oropharyngeal suction catheter, each A4628
DME-Other DME · category DE000N
1 supplier12 claims24 services$3.62 avg. paid by Medicare
Canister, non-disposable, used with suction pump, each A7001
DME-Other DME · category DE000N
1 supplier11 claims11 services$32.03 avg. paid by Medicare
Home ventilator, any type, used with invasive interface, (e.g., tracheostomy tube) E0465
DME-Other DME · category DE005N
1 supplier12 claims12 services$917.93 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 3

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

DR. JITENDRA K PATEL M.D.
Family Medicine
723 8TH ST
PORTSMOUTH, OH 45662
Scioto County (740) 353-5306
JITENDRA K. PATEL M.D. INC
Family Medicine
723 8TH ST
PORTSMOUTH, OH 45662
Scioto County (740) 353-5306
AARON ADAMS D. O., INC.
Family Medicine
723 8TH ST
PORTSMOUTH, OH 45662
Scioto County (740) 354-5695

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 David Walker's NPI number?

The NPI number for David Walker is 1851495303. It was assigned to this individual provider in the NPPES registry on September 12, 2006.

Where is David Walker located?

David Walker practices at 723 8th St, Portsmouth, OH 45662. The listed phone number is (740) 355-3989.

What is David Walker's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is David Walker enrolled in Medicare?

Yes. David Walker 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.

Does David Walker hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 36D0968964) is associated with this NPI, valid through December 28, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does David Walker accept?

Health plans from CareSource and MedMutual list David Walker 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.

Is David Walker affiliated with any hospitals?

According to CMS data, David Walker is affiliated with Southern Ohio Medical Center.

When was this NPI record last updated?

The NPPES record for David Walker was last updated on March 26, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.