CallataGuidesBusiness phone system for mental health practices in Knoxville, TN
Mental health practices in the Knoxville, TN metro area: 60 establishments in 2023, the local area codes, and what phone service costs a 6-person team.
- Establishments
- 60CBP 2023
- Per 100k residents
- 6.3U.S. 13.7
- Rank
- 115th of 646areas by count
The therapy practice market in Knoxville, TN
There were 60 mental health practices in the Knoxville, TN metro area in 2023, according to Census County Business Patterns (NAICS 621330, Offices of Mental Health Practitioners (except Physicians)). By establishment count the area is 115th out of 646 areas with published figures for mental health practices.
Measured against its 958,000 residents (2024 estimate), the area has 6.3 mental health practices per 100,000 people; the U.S. rate is 13.7, so Knoxville, TN is 54.2% below the national figure.
| Measure | Knoxville, TN | Tennessee | United States |
|---|---|---|---|
| Establishments | 60 | 405 | 46,513 |
| Mid-March employees | 381 (high noise) | 3,720 | 276,277 |
| Annual payroll | $14,787,000 (moderate noise) | $179,158,000 | $12,502,175,000 |
| Employees per establishment | — | 9.2 | 5.9 |
| Payroll per employee | — | $48,161 | $45,252 |
| Establishments per 100,000 residents | 6.3 | 5.6 | 13.7 |
Census County Business Patterns 2023 (mid-March employment; annual payroll). Employees and payroll flagged high-noise are shown but not used in the text. Residents: Census Vintage 2024 estimates.
Team sizes at mental health practices in Knoxville, TN
Of the mental health practices in Knoxville, TN that had employees in March 2023, 76.3% had fewer than five (the U.S. share is 78.1%). 84.7% had fewer than ten. When a business has only a few people, whoever is free answers the phone, and calls that arrive while everyone is busy go to voicemail unless they are routed somewhere else.
| Employment size | Establishments | Share | U.S. share |
|---|---|---|---|
| 1–4 employees | 45 | 76.3% | 78.1% |
| 5–9 employees | 5 | 8.5% | 9.0% |
| 10–19 employees | 4 | 6.8% | 6.6% |
| 20–49 employees | 5 | 8.5% | 4.7% |
| 50 or more employees | 0 | 0.0% | 1.7% |
Employment-size classes count establishments by mid-March 2023 employment. Establishments with no March employees are excluded from the size classes, so shares are of establishments with employees. Source: Census County Business Patterns 2023.
Why the phone matters for mental health practices in Knoxville, TN
Counselors and therapists are often in session when the phone rings, so first contacts frequently land in voicemail. Prospective clients reaching out for the first time may not call twice, which makes prompt, accurate callbacks important.
Typical inbound and outbound calls for mental health practices in Knoxville, TN:
- A prospective client calls to ask about availability and fees.
- An existing client calls to reschedule a session.
- A client calls to ask about telehealth options.
Texting clients
Many practices limit texting to scheduling logistics, such as confirming a session time, and keep clinical conversation in session.
Team texting on Callata runs from your business number, so replies come from the practice or shop rather than someone's personal phone. It turns on after the one-time $49 carrier registration (10DLC) is approved.
Phone system pricing for a 6-person therapy practice
Census did not publish a reliable employee count for mental health practices in Knoxville, TN, so this comparison uses the U.S. average of 6 people per establishment. On a per-user plan that headcount sets the bill: $149.70 a month on Ooma Office Pro or $180.00 on RingCentral RingEX Core at list price (checked September 28, 2026). Callata comes to $119.00 a month for 6 users ($99 a month with 5 users included, then $20 per additional user), below both.
Over a year, that is $732 less than RingCentral for a therapy practice in Knoxville, TN of that size. Annual contracts lower some competitors' prices, so compare the plan you would actually sign.
| Provider (plan) | Pricing basis | Per month | Per year |
|---|---|---|---|
| Callata (Callata Office) | $99 incl. 5 users, $20 per extra user | $119.00 | $1,428.00 |
| Quo (Starter) | $19.00 per user | $114.00 | $1,368.00 |
| Nextiva (Core) | $23.00 per user | $138.00 | $1,656.00 |
| Ooma (Office Pro) | $24.95 per user | $149.70 | $1,796.40 |
| Dialpad (Standard) | $27.00 per user | $162.00 | $1,944.00 |
| RingCentral (RingEX Core) | $30.00 per user | $180.00 | $2,160.00 |
Competitor prices are each vendor's published month-to-month list price per user for its lowest plan that includes business calling and texting, checked September 28, 2026: Quo Starter $19, Nextiva Core $23, Ooma Office Pro $24.95 (Essentials excludes texting; one-time $29.95 activation not included), Dialpad Standard $27, RingCentral RingEX Core $30 ($20 billed annually). Prices exclude taxes and fees and may change; annual contracts lower some competitors' prices.
Local area codes for mental health practices in Knoxville, TN
NANPA records place the exchanges of the area's named cities and towns in 2 area codes. 865 has the most, with 409 of 436 exchanges (94%). A local number lets clients in Knoxville, TN call without dialing out of area. Callata includes up to 3 local numbers, and which numbers are open in an area code depends on carrier inventory when you choose.
| Area code | Exchanges | Time zone | In service since | Overlay with |
|---|---|---|---|---|
| 865 | 409 | Eastern | 1999 | none |
| 423 | 27 | Eastern and Central | 1995 | 729 |
Exchanges are NANPA-assigned central office codes (NPA-NXX) in the rate centers matched to the area's named places. Source: NANPA utilized code and NPA reports.
What mental health practices in Knoxville, TN get with Callata
Callata Office costs $99 per month for up to 5 people, and each additional user is $20 a month. That covers up to 3 local numbers, calling from a browser or your cell, transcribed voicemail, recorded calls with AI summaries, after-hours routing and E911 on each number.
Porting a number you already use in Knoxville, TN is free, and business texting is available once the carrier registration (10DLC) is approved; the registration carries a one-time $49 fee. Which specific numbers are open in a given area code depends on carrier inventory at the time you sign up.
AI agents are optional: an AI receptionist or scheduler can pick up when the team is busy or closed, take a message, send a text or email, or transfer the call. They draw on prepaid AI minutes ($0.25/minute), disclose that they are AI, and outbound AI calls require prior consent and are limited to 8am–9pm.
Practices that handle protected health information should review their own privacy obligations before recording calls, enabling AI summaries or texting appointment details, and keep clinical conversations out of text messages unless their policies allow it.
Frequently asked questions
How many mental health practices are there in Knoxville, TN?
Census County Business Patterns counted 60 mental health practices in the Knoxville, TN metro area in 2023.
What does a business phone system cost for a 6-person therapy practice?
At month-to-month list prices checked September 28, 2026, 6 users cost $180.00 a month on RingCentral RingEX Core and $149.70 on Ooma Office Pro. On Callata, $99 a month with 5 users included, then $20 per additional user, the same team pays $119.00.
What area code should a therapy practice in Knoxville, TN use?
Area code 865 has the most assigned exchanges among the area's named places, followed by 423. If you already have a local number, you can port it to Callata for free.
Can an AI receptionist answer calls for a therapy practice?
Yes. Callata's optional AI agents can answer when the team is busy or closed, take a message, text, email or transfer the call. They disclose that they are AI and are billed from prepaid AI minutes at $0.25 per minute. Practices that handle protected health information should review their own privacy obligations before recording calls, enabling AI summaries or texting appointment details, and keep clinical conversations out of text messages unless their policies allow it.