Service guide
Medical Credentialing Services
The short answer
Seventeen firms state credentialing services on their own sites, listed alphabetically with no rankings. Below: what credentialing includes and when to outsource it.
Credentialing is the paperwork that lets you get paid. Before a payer sends you a dollar, every provider must be enrolled, every application approved, and every recredentialing cycle completed on time. Miss a deadline and claims deny in bulk.
It is also slow and detail-heavy: CAQH profiles, NPI registrations, Medicare and Medicaid enrollment, and a separate application for every commercial payer. Most practices underestimate the administrative load until revenue stalls.
Seventeen firms in our directory state credentialing services on their own websites, listed below in alphabetical order. Nothing is ranked, reviewed, or paid for. After the listings we cover what credentialing actually includes, when outsourcing makes sense, and the red flags.
Companies offering credentialing
Matched by the services each firm lists on its own site. All listings are unclaimed unless marked otherwise.
17 firms listed
Billing and credentialing services for ABA therapy providers.
Brick, NJ
Behavioral Health
Medical billing services: claims, appeals, credentialing, and reporting.
Roselle, IL
Outsourced medical billing company offering billing, credentialing, and denial management with revenue cycle automation.
Revenue cycle management, billing, credentialing, and health IT for safety-net clinics and health centers.
Denver, CO
Family-owned medical billing and credentialing services.
Atlanta, GA
Billing and credentialing services for ABA therapy providers.
Dover, DE
Behavioral Health
Multi-specialty medical billing company offering billing, coding, and credentialing services.
New York
Multi-specialty billing, credentialing, quality programs, and virtual support.
Floral Park, NY
End-to-end revenue cycle management and credentialing across 32+ specialties.
Brooklyn, NY
Revenue cycle management, billing and coding, credentialing, and transcription for hospitals, health systems, and physician groups.
Southfield, MI
Home health billing and credentialing; also serves internal medicine, cardiology, orthopedics, mental health, pediatrics, physical therapy, chiropractic, and surgical practices.
St. Petersburg, FL
Orthopedics · Cardiology · Pediatrics
Dental billing and credentialing services.
Dental
Medical billing, credentialing, and payer contracting.
Physician billing, Medicare credentialing and enrollment, and full revenue cycle management.
Ontario, CA
Medical billing, coding, credentialing, provider enrollment, prior authorization, and consulting for hospitals and physician practices.
Scottsdale, AZ
End-to-end billing, coding, eligibility, denials, accounts receivable, and credentialing across 15+ specialties.
Brentwood, TN
Orthopedics · Cardiology · Pediatrics
Full-cycle revenue cycle management including denials, audits, and credentialing for independent and multi-specialty practices.
Texas
17
firms in our directory stating credentialing services
Source: BillingFirms directory data (verified 2026-10-01)
90-120 days
time payer credentialing commonly takes from application to approval
Source: credentialing industry guides
4-10%
percentage-of-collections range most billing vendors advertise
Source: billing vendor pricing guides
What credentialing actually includes
Full credentialing covers CAQH profile setup and attestation, NPI registration, Medicare and Medicaid enrollment, and commercial payer applications for each provider and location. It also includes ongoing maintenance: recredentialing cycles, roster updates when providers join or leave, and monitoring for expirations.
Delegated credentialing is a step beyond, where a large group takes over the payer's own credentialing function under contract. Most small and mid-size practices do not need it, but large groups should ask about it.
When to outsource credentialing
Outsourcing makes sense in three situations: you are opening a new practice and need every payer at once, you are adding providers faster than your staff can enroll them, or you are expanding into new states with unfamiliar payers. In all three, the bottleneck is staff time and payer-specific knowledge.
If your current process is a spreadsheet and someone's memory, you are already paying for outsourcing in the form of delayed revenue. A dedicated service typically pays for itself the first time it prevents a three-month enrollment delay.
Timelines worth planning around
Payer credentialing commonly takes 90 to 120 days from a clean application to approval, and some payers run longer. Medicare enrollment has its own separate timeline. These are not worst cases; they are normal.
Plan hiring and go-live dates around these timelines, not the other way around. A provider who starts seeing patients before enrollment completes generates claims that will deny, and retroactive billing has limits.
Red flags in credentialing vendors
Watch for these warning signs when evaluating a credentialing service.
- No way to see where each application stands. You should get status visibility, not monthly reassurance.
- One-time fee with no follow-up. Credentialing is ongoing; recredentialing cycles never stop.
- No experience with your specific payers. Medicare, Medicaid, and commercial plans each have different processes.
- Promises of unusually fast approval. Nobody controls payer timelines, and anyone claiming otherwise is selling something.
Frequently asked questions
What does a credentialing service do?
A credentialing service handles provider enrollment with payers: CAQH profiles, NPI registration, Medicare and Medicaid enrollment, and commercial payer applications. Good services also manage recredentialing cycles and roster updates. The core value is speed and completeness, since incomplete applications sit in payer queues for months.
How long does medical credentialing take?
Payer credentialing commonly takes 90 to 120 days from a clean application to approval, with some payers running longer. Medicare enrollment follows its own timeline. Start credentialing months before you need the revenue, and never assume a payer will move faster because your situation is urgent.
How much do credentialing services cost?
Credentialing is often priced per provider per payer, or as a flat fee per provider for full enrollment. Some billing companies bundle it into their percentage. Ask exactly which payers are covered, whether recredentialing is included, and what happens if an application needs to be resubmitted.
What is CAQH and why does it matter?
CAQH is the centralized database most commercial payers use for provider credentialing data. Keeping your CAQH profile current and attested is a prerequisite for enrollment and recredentialing with participating payers. Lapsed attestation is one of the most common preventable causes of credentialing delays.
Can I do credentialing myself instead of outsourcing?
You can, and many small practices do. It works when you have one or two providers, a stable payer mix, and someone with the hours to track applications. It breaks down with growth, turnover, or multi-state expansion. The test is simple: if applications are stalling and you cannot say why, it is time to outsource.
How this list was made
Firms on this page are matched from the BillingFirms directory's verified data. A firm appears when credentialing services are stated in the firm's own name or public description, matched by our service keywords. Listings are alphabetical. Nothing is ranked, reviewed, or vetted, and no firm currently holds a Featured placement.
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