Mam już umówioną wizytę w przychodni na piątek.

Yes. Mam is the 1st person singular of mieć (to have), so it literally means I have.

In Polish, it is very natural to say mam wizytę for I have an appointment. English often uses I have an appointment too, so this part matches quite well.

Also, Polish usually drops the subject pronoun ja (I) because the verb ending already shows who is doing the action:

• mam = I have
• masz = you have
• ma = he/she/it has

So Ja mam już umówioną wizytę... is possible, but ja is usually unnecessary unless you want emphasis.

Już means already.

So:

• Mam już umówioną wizytę = I already have an appointment arranged
• or more naturally: I already have an appointment booked

It often adds the idea that this has been done before now, and there is no need to arrange it anymore.

Its position can vary, but here it sounds very natural after mam:

• Mam już umówioną wizytę
• Już mam umówioną wizytę

Both are possible, though the emphasis changes slightly.

Because umówioną agrees with wizytę.

The noun wizyta is:

• feminine
• singular
• here in the accusative case, because it is the direct object of mam

So the participle/adjective must match it:

• nominative: umówiona wizyta
• accusative: mam umówioną wizytę

This is one of the key things English speakers notice in Polish: adjectives and participles change form to match the noun’s gender, number, and case.

It works like an adjective here, although it comes from the verb umówić / umawiać (to arrange, make an appointment, schedule).

So umówiona wizyta literally means:

• an arranged appointment
• a booked appointment
• a scheduled appointment

In everyday English, we would usually just say:

• I already have an appointment
• I already have an appointment booked

So yes, in this sentence umówioną functions adjectivally, describing wizytę.

Because it is the direct object of mam, so it takes the accusative case.

The basic form is:

• wizyta = appointment / visit

But after mam, it becomes:

• mam wizytę = I have an appointment

So:

• nominative: wizyta
• accusative: wizytę

This is very common with feminine nouns ending in -a:

• książka → książkę
• kawa → kawę
• wizyta → wizytę

W przychodni means at the clinic or in the clinic.

The noun is:

• przychodnia = clinic, medical center, outpatient clinic

After the preposition w (in / at), this noun takes the locative case:

• przychodnia → w przychodni

So:

• w przychodni = in/at the clinic

In English, at the clinic is often the most natural translation here.

Because the preposition w requires a different case here: the locative.

The dictionary form is:

• przychodnia

But after w, it changes:

• w przychodni

This is a very common Polish pattern:

• w szkole = at school
• w pracy = at work
• w przychodni = at the clinic

So the ending changes because the grammar requires it, not because the meaning changes.

This is a very common learner question.

Na piątek here means for Friday in the sense of scheduled for Friday.

So:

• mam wizytę na piątek = I have an appointment for Friday
• umówić coś na piątek = to arrange something for Friday

By contrast, w piątek usually means on Friday as a time expression:

• Mam wizytę w piątek = I have an appointment on Friday

Both can be possible, but the nuance is slightly different:

• na piątek focuses more on the appointment being arranged/set for that day
• w piątek focuses more simply on when it happens

In this sentence, na piątek fits especially well because the sentence includes umówioną (arranged/booked).

After na in this meaning, Polish uses the accusative.

So:

• na piątek = for Friday

With days of the week, the accusative form often looks the same as the nominative, so piątek does not visibly change here.

Compare:

• na poniedziałek = for Monday
• na wtorek = for Tuesday
• na czwartek = for Thursday
• na piątek = for Friday

So even though the form looks unchanged, grammatically it is accusative.

Yes, you can.

Both are possible:

• Mam już umówioną wizytę w przychodni na piątek
• Mam już wizytę umówioną w przychodni na piątek

The difference is mainly emphasis and rhythm.

• umówioną wizytę is a very natural compact phrase
• wizytę umówioną can sound a little more like you are highlighting the fact that the appointment is arranged

In everyday speech, the original version is very natural.

It can mean both, depending on context.

Wizyta literally often corresponds to visit, but in medical and service contexts it very often means an appointment.

For example:

• mam wizytę u lekarza = I have a doctor’s appointment
• umówić wizytę = book an appointment

So in this sentence, wizyta is best understood as appointment, not just visit.

It comes from umówić (perfective) / umawiać (imperfective).

These verbs can mean things like:

• to arrange
• to schedule
• to make an appointment
• to agree on

Examples:

• Umówiłem wizytę na piątek. = I booked/scheduled an appointment for Friday.
• Umawiam wizytę. = I am arranging an appointment.

The form umówioną is related to the perfective verb umówić, which fits the idea that the arranging is already completed.

Yes, but the meaning and focus are a bit different.

• Mam już umówioną wizytę... = I already have an appointment booked...
• Jest już umówiona wizyta... = An appointment is already arranged/booked...

The first sentence is more personal and natural if you are talking about your own situation. The second sounds more impersonal and focuses on the existence/status of the appointment rather than on me.

So if you mean I already have an appointment, the original sentence is better.

No, Polish word order is quite flexible, but different orders can sound more or less natural or can change emphasis.

The original:

• Mam już umówioną wizytę w przychodni na piątek.

This sounds natural and neutral.

Other possible versions:

• Już mam umówioną wizytę w przychodni na piątek.
• W przychodni mam już umówioną wizytę na piątek.

These are grammatical, but they shift the focus:

• Już at the beginning emphasizes already
• W przychodni at the beginning emphasizes the place

For learners, the original order is a very good model to remember.

A natural translation would be:

• I already have an appointment at the clinic for Friday.

Depending on context, you could also say:

• I already have a clinic appointment for Friday.
• I’ve already got an appointment at the clinic for Friday.
• I already have an appointment booked at the clinic for Friday.

The Polish sentence is slightly more explicit because of umówioną, but in natural English that detail is often left implicit.