JEFFREY ALAN CLARK (DO) – Orthopaedic Surgery Physician, NPI 1831143601

JEFFREY ALAN CLARK (DO) is a healthcare provider. based in Waterloo, Iowa. specializing in ORTHOPEDIC SURGERY. They hold the professional credentials DO. They hold a License No. 3304 (IA). The NPI Number for JEFFREY ALAN CLARK (DO) is 1831143601

Main info

Male
31 Years Of Experience
Accepts Medicare Assignment
Name
JEFFREY ALAN CLARK (DO)
NPI
1831143601
Phone
(319) 235-5390
Address
PO BOX 2758
Enumeration Date
19 May 2006
Last Update Date
4 February 2022

Doctor Profile

Medical School Name
OTHER
Secondary Phone
-
Graduation Year
1995 (31 years ago)
PAC ID
5799759015
Group Practice PAC ID
7618985714
Professional Enrollment ID
I20040823001253
Address ID
IA520022628DU4135XAVEX300

Contacts

Secure Messaging
jeffrey.clark@cvms.eclinicaldirectplus.com
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:20State licenses:1Other namesUpdated within 12 months

287 ORTHOPEDIC SURGERY in IA

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Provider Addresses for JEFFREY ALAN CLARK (DO)

  • Waterloo Post Office, East 4th Street, Waterloo, Monroe County, Illinois, 62298, United States

    4150 KIMBALL AVENUE

    WATERLOO, IA 507042758

    Phone: (319) 235-5390

    Fax: (319) 235-5607

    Type: Mailing

  • 2351, Hudson Road, Cedar Falls, Black Hawk County, Iowa, 50613, United States

    SUITE 001

    CEDAR FALLS, IA 506140001

    Phone: (319) 273-5275

    Fax: (319) 273-5295

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 6 Open Payments records for all available years, with a total value of $207.

Total Amount is formed as General ($207) + Research ($0) + Ownership ($0) = $207.

Last reported payment date: 2024-06-10 • Largest payer in this snapshot: Stryker Corporation ($92).

Total Amount

$207

General + Research + Ownership

Payments

6

Total payment records

General Amount

$207

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-06-10

Latest reported date

Top Companies

Largest payers in this snapshot

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: 2004-08-23

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
I20040823001253IOrthopedic SurgeryIATBD

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
99213Established patient office or other outpatient visit, 20-29 minutes223179$0
99214Established patient office or other outpatient visit, 30-39 minutes11487$0
73502X-ray of hip, 2-3 views10479$0
20610Aspiration and/or injection of fluid from large joint7466$0
73562X-ray of knee, 3 views6849$0
View full utilization report →

Insurance plans in this area (ZIP 50704)

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Provider's Procedures

JEFFREY ALAN CLARK (DO) performs procedures in ORTHOPEDIC SURGERY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
ORTHOPEDIC SURGERYIA73110X-ray of wrist, minimum of 3 views1512

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: 7618985714View full group profile
NameSpecialtyState
Nurse PractitionerIA
Family Practice, HospitalistIA
Orthopedic SurgeryIA
N E U R O L O G YIA
Family PracticeIA
Internal MedicineIA
Physician AssistantIA
Internal Medicine, NephrologyIA
Orthopedic SurgeryWI
Physical Medicine And RehabilitationIA

Reviews

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Frequently asked questions

What is the registry number for JEFFREY ALAN CLARK (DO)?
The registry entry for JEFFREY ALAN CLARK (DO) shows NPI 1831143601.
Is JEFFREY ALAN CLARK (DO) currently accepting referrals based on NPI status?
Registry metadata lists JEFFREY ALAN CLARK (DO) as active.
What does the directory say JEFFREY ALAN CLARK (DO) does?
Insurance directories may phrase it differently, but here JEFFREY ALAN CLARK (DO) maps to Orthopaedic Surgery Physician. Clinical services aligned with this taxonomy classification.
Which community is linked to JEFFREY ALAN CLARK (DO)?
JEFFREY ALAN CLARK (DO) shows a connection to Waterloo, Iowa in registry-derived data.
Who maintains JEFFREY ALAN CLARK (DO)'s record?
Providers certify NPPES data; CMS hosts the public file you are viewing.

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