CallataGuides

Business phone system for physician practices in District of Columbia

320 physician practices operated in District of Columbia in 2023. Where they are, how big their teams are, and what phone service costs them.

Establishments
320CBP 2023
Employees
4,752mid-March 2023
Per 100k residents
45.6U.S. 60.2
State rank
48th of 51by count

The medical practice industry in District of Columbia

County Business Patterns counts 320 establishments in District of Columbia classified as Offices of Physicians (except Mental Health Specialists) (NAICS 621111) for 2023. They employed 4,752 people in mid-March and reported $544.8 million in annual payroll. That is the 48th highest count among the 51 states and DC with published figures. Physician practices make up 1.3% of the 23,801 business establishments in the state.

Per 100,000 residents (2024 estimate) District of Columbia has 45.6 physician practices, 24.3% below the national rate of 60.2. The average establishment has 14.8 employees against 13.2 nationally. Payroll per employee is $114,650, 8.5% above the U.S. figure of $105,652.

Physician practices: District of Columbia compared with the U.S., 2023
MeasureDistrict of ColumbiaUnited States
Establishments320204,617
Mid-March employees4,752 (moderate noise)2,706,297
Annual payroll$544,819,000 (moderate noise)$285,925,593,000
Employees per establishment14.813.2
Payroll per employee$114,650$105,652
Establishments per 100,000 residents45.660.2

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.

District of Columbia's largest markets for physician practices

Census published medical practice counts for 1 metro or micropolitan area that include part of District of Columbia. The largest is Washington, DC-VA-MD-WV, with 3,851 establishments (a multi-state area; its count covers every state it spans).

Physician practices by metro or micropolitan area, District of Columbia, 2023
AreaEstablishmentsEmployeesPer 100k residents
Washington, DC-VA-MD-WV3,85146,94259.8

Source: Census County Business Patterns 2023; population from Census Vintage 2024 estimates.

Team sizes at physician practices in District of Columbia

55.5% of District of Columbia's physician practices with employees had fewer than five people in March 2023, compared with 52.7% nationally. 81.4% had fewer than ten. That is the size of team where a missed call usually means nobody was free, not that nobody was on staff.

Physician practices in District of Columbia by employment size, 2023
Employment sizeEstablishmentsShareU.S. share
1–4 employees17655.5%52.7%
5–9 employees8225.9%18.7%
10–19 employees278.5%14.7%
20–49 employees268.2%9.8%
50 or more employees61.9%4.2%

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.

What physician practices in District of Columbia use the phone for

Physician offices field a steady stream of scheduling, prescription refill and test-result calls, and the same few staff members usually answer all of them. Routing calls to the right person and capturing clear messages keeps the waiting room and the phone lines moving.

Typical inbound and outbound calls for physician practices in District of Columbia:

Calls after closing time

After-hours callers need to hear clearly what to do in an emergency, and non-urgent messages need to be waiting, transcribed, for staff the next morning.

Callata voicemail is transcribed and triaged for urgency, and business-hours routing decides where calls go once you close.

Callata vs. per-seat pricing for physician practices in District of Columbia

Physician practices in District of Columbia average 14.8 employees, so the comparison uses a 15-person team. On a per-user plan that headcount sets the bill: $374.25 a month on Ooma Office Pro or $450.00 on RingCentral RingEX Core at list price (checked September 28, 2026). On Callata the same 15 people cost $299.00 a month, less than either per-seat plan.

The annual difference against RingCentral's monthly list price comes to $1,812. Some vendors discount annual contracts; the table shows month-to-month prices.

Monthly list price for a 15-person medical practice
Provider (plan)Pricing basisPer monthPer year
Callata (Callata Office)$99 incl. 5 users, $20 per extra user$299.00$3,588.00
Quo (Starter)$19.00 per user$285.00$3,420.00
Nextiva (Core)$23.00 per user$345.00$4,140.00
Ooma (Office Pro)$24.95 per user$374.25$4,491.00
Dialpad (Standard)$27.00 per user$405.00$4,860.00
RingCentral (RingEX Core)$30.00 per user$450.00$5,400.00

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.

Area codes in District of Columbia

District of Columbia has 2 geographic area codes in service according to NANPA. You can choose local numbers in the area codes your patients know, subject to carrier inventory, or port your current number for free.

Area codes in District of Columbia by assigned exchanges
Area codeExchangesTime zoneIn service sinceOverlay with
202784Eastern1947771
77171Eastern2021202

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.

How Callata works for physician practices in District of Columbia

Callata is a business phone system priced at $99 a month with 5 users included, then $20 per additional user. Callata Office includes up to 3 local business numbers, unlimited inbound calling, 1,500 pooled outbound US and Canada minutes per user each month, a browser softphone that can also ring your cell, voicemail with transcription, call recording with AI summaries, business-hours routing and E911 on every number.

If you already have a number in District of Columbia, porting it to Callata is free. Texting from a local number requires a one-time carrier registration (10DLC, $49), and the numbers available in any area code depend on carrier inventory when you choose them.

Optional AI agents (receptionist, sales, support or scheduler) can answer calls after hours or when nobody picks up, take messages, text, email and transfer to your team. They are billed from prepaid AI minutes at $0.25 per minute, identify themselves as AI, and may only place outbound calls to people who consented, between 8am and 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 physician practices are in District of Columbia?

320 in 2023, according to Census County Business Patterns. They employed 4,752 people in mid-March.

Which District of Columbia metro area has the most physician practices?

Washington, DC-VA-MD-WV, with 3,851 establishments in 2023.

What does a phone system cost a 15-person medical practice?

$450.00 a month on RingCentral RingEX Core or $374.25 on Ooma Office Pro at month-to-month list prices (checked September 28, 2026); $299.00 on Callata ($99 a month with 5 users included, then $20 per additional user).

Do I need to register to text customers from a District of Columbia number?

Yes. US carriers require business texting from local numbers to be registered (10DLC). On Callata the registration is a one-time $49 fee, and texting turns on once it is approved.