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DR. DAVID CAMPBELL GERLACH M.D.
NPI 1659464949
Internal Medicine in Atchison, KS

Active since October 02, 2006PECOS Enrolled
800 RAVENHILL DR, ATCHISON, KS 66002(913) 367-2131 Get Directions Write a Review

NPPES record last updated: March 11, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 11, 2026, Jan 10, 2025, Dec 12, 2022 (3 updates tracked since 2022).

About Dr. David Campbell Gerlach M.d. NPPES

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

DR. DAVID CAMPBELL GERLACH M.D. (NPI 1659464949) is an individual internal medicine provider in Atchison, Kansas, licensed in Kansas (04-50238) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1659464949
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. DAVID CAMPBELL GERLACHCredential: M.D.
Location Address800 RAVENHILL DRAtchison, KS 66002-9204
Mailing Address800 Ravenhill DrAtchison, KS 66002-9204 · (336) 780-0372
Phone(913) 367-2131
Sole ProprietorNo
Enumeration DateOctober 2, 2006
Last NPPES UpdateMarch 11, 20263 updates tracked since enumeration
NPPES CertifiedMarch 11, 2026
✔ NPI 1659464949 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in KS · 04-50238
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
800 RAVENHILL DR, Atchison, KS 66002
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Other Identifiers 3

Medicaid30005241360001KS
Other16289148KS · Ptan
Medicaid200155300MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Sunflower Health Plan, Ambetter Health, Ambetter Health of Delaware 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 (PECOS)

Dr. David Campbell Gerlach M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

Medicare enrollment records show David Gerlach reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Amberwell Atchison Association
Same address
Family Medicine
800 RAVENHILL DR
Atchison, KS 66002
  • Reassigned Medicare billing, Kansas enrollment
  • Also billed through NPI 1932151487 (Kansas)
  • 78 clinicians in this Medicare group
NPI 1528450913 (913) 367-2131

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 66002 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
$122.41 typical visit price
range $53.00 – $161.67
Typical copayment $30.60 (range $13.25 – $40.41)
Most-billed visit code 99204
Established Patient
$94.12 typical visit price
range $16.88 – $132.11
Typical copayment $23.53 (range $4.22 – $33.02)
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 20

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

DR. EMILY HANSEN PHARMD
Pharmacist (Pharmacotherapy)
800 RAVENHILL DR
ATCHISON, KS 66002
Atchison County (913) 360-5326
DOUGLAS B KNOX M.D.
Family Medicine
800 RAVENHILL DR
ATCHISON, KS 66002
Atchison County (913) 367-2131
MISS REBECCA RENE' BOUST CRNA
Nurse Anesthetist, Certified Registered
800 RAVENHILL DR
ATCHISON, KS 66002
Atchison County (913) 367-5360
CATHERINE J SPANGLER APN
Nurse Practitioner (Family)
800 RAVENHILL DR
ATCHISON, KS 66002
Atchison County (913) 367-2131
DR. MICAH REECE CRNA, DNP
Nurse Anesthetist, Certified Registered
800 RAVENHILL DR
ATCHISON, KS 66002
Atchison County (913) 367-2131
DR. BRIAN RUSSELL DUNCAN M.D.
Orthopaedic Surgery
800 RAVENHILL DR
ATCHISON, KS 66002
Atchison County (913) 367-2131
ABIGAIL ROSE HAGER
Physician Assistant
800 RAVENHILL DR
ATCHISON, KS 66002
Atchison County (913) 367-2131
DANIELLE ELIZABETH LANFERMANN DPT, ATC
Physical Therapist
800 RAVENHILL DR
ATCHISON, KS 66002
Atchison County (913) 367-2131

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 Gerlach's NPI number?

The NPI number for David Gerlach is 1659464949. It was assigned to this individual provider in the NPPES registry on October 2, 2006.

Where is David Gerlach located?

David Gerlach practices at 800 Ravenhill Dr, Atchison, KS 66002. The listed phone number is (913) 367-2131.

What is David Gerlach's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is David Gerlach enrolled in Medicare?

Yes. David Gerlach is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for David Gerlach's services?

According to the CMS Revalidation Reassignment List (October 2026 release), David Gerlach reassigns Medicare benefits to Amberwell Atchison Association (Atchison, KS). The 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 David Gerlach's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does David Gerlach accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Sunflower Health Plan, Ambetter of Oklahoma and Blue Cross and Blue Shield of Kansas City and 2 other insurers list David Gerlach 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 David Gerlach was last updated on March 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months 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.